Create netty connection failure span only when first operation fails

[laurit]

Resolves #3195
Because connect context is cleared only when there is an exception it is possible that an exception that happens long after connection is established is flagged as a connection failure. The exception that trigger connection failure span creation in #3195 is

javax.net.ssl.SSLException: SSLEngine closed already
	at io.netty.handler.ssl.SslHandler.wrap(SslHandler.java:834)
	at io.netty.handler.ssl.SslHandler.wrapAndFlush(SslHandler.java:797)
	at io.netty.handler.ssl.SslHandler.flush(SslHandler.java:778)
	at io.netty.handler.ssl.SslHandler.flush(SslHandler.java:1878)
	at io.netty.handler.ssl.SslHandler.closeOutboundAndChannel(SslHandler.java:1846)
	at io.netty.handler.ssl.SslHandler.close(SslHandler.java:729)
	at io.netty.channel.AbstractChannelHandlerContext.invokeClose(AbstractChannelHandlerContext.java:621)
	at io.netty.channel.AbstractChannelHandlerContext.close(AbstractChannelHandlerContext.java:605)
	at io.netty.channel.AbstractChannelHandlerContext.close(AbstractChannelHandlerContext.java:467)
	at io.netty.channel.DefaultChannelPipeline.close(DefaultChannelPipeline.java:968)
	at io.netty.channel.AbstractChannel.close(AbstractChannel.java:231)
	at ratpack.http.client.internal.RequestActionSupport.doDispose(RequestActionSupport.java:199)
	at ratpack.http.client.internal.ContentAggregatingRequestAction.doDispose(ContentAggregatingRequestAction.java:53)
	at ratpack.http.client.internal.RequestActionSupport.dispose(RequestActionSupport.java:184)
	at ratpack.http.client.internal.RequestActionSupport.dispose(RequestActionSupport.java:178)
	at ratpack.http.client.internal.ContentAggregatingRequestAction$1.channelRead0(ContentAggregatingRequestAction.java:64)
	at ratpack.http.client.internal.ContentAggregatingRequestAction$1.channelRead0(ContentAggregatingRequestAction.java:59)
	at io.netty.channel.SimpleChannelInboundHandler.channelRead(SimpleChannelInboundHandler.java:105)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:374)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:360)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:352)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:102)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:374)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:360)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:352)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:102)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:374)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:360)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:352)
	at ratpack.http.client.internal.RequestActionSupport$1.channelRead0(RequestActionSupport.java:269)
	at ratpack.http.client.internal.RequestActionSupport$1.channelRead0(RequestActionSupport.java:217)
	at io.netty.channel.SimpleChannelInboundHandler.channelRead(SimpleChannelInboundHandler.java:105)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:374)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:360)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:352)
	at io.netty.handler.timeout.IdleStateHandler.channelRead(IdleStateHandler.java:287)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:374)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:360)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:352)
	at io.netty.channel.CombinedChannelDuplexHandler$DelegatingChannelHandlerContext.fireChannelRead(CombinedChannelDuplexHandler.java:438)
	at io.opentelemetry.javaagent.instrumentation.netty.v4_1.client.HttpClientResponseTracingHandler.channelRead(HttpClientResponseTracingHandler.java:56)
	at io.netty.channel.CombinedChannelDuplexHandler.channelRead(CombinedChannelDuplexHandler.java:253)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:374)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:360)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:352)
	at io.netty.channel.CombinedChannelDuplexHandler$DelegatingChannelHandlerContext.fireChannelRead(CombinedChannelDuplexHandler.java:438)
	at io.netty.handler.codec.ByteToMessageDecoder.fireChannelRead(ByteToMessageDecoder.java:321)
	at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:295)
	at io.netty.channel.CombinedChannelDuplexHandler.channelRead(CombinedChannelDuplexHandler.java:253)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:374)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:360)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:352)
	at io.netty.handler.ssl.SslHandler.unwrap(SslHandler.java:1475)
	at io.netty.handler.ssl.SslHandler.decodeJdkCompatible(SslHandler.java:1224)
	at io.netty.handler.ssl.SslHandler.decode(SslHandler.java:1271)
	at io.netty.handler.codec.ByteToMessageDecoder.decodeRemovalReentryProtection(ByteToMessageDecoder.java:500)
	at io.netty.handler.codec.ByteToMessageDecoder.callDecode(ByteToMessageDecoder.java:439)
	at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:276)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:374)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:360)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:352)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1408)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:374)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:360)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:930)
	at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:163)
	at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:697)
	at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:632)
	at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:549)
	at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:511)
	at io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:918)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at ratpack.exec.internal.DefaultExecController$ExecControllerBindingThreadFactory.lambda$newThread$0(DefaultExecController.java:137)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	at java.base/java.lang.Thread.run(Thread.java:834)