Turn off linker warning due to ramcode rwx

Author: twcook86

arch.mk

@@ -1132,7 +1132,7 @@ ifeq ($(TARGET),lpc55s69)
       -I$(MCUXPRESSO_CMSIS)/Core/Include
   CFLAGS+=-DCPU_$(MCUXPRESSO_CPU)
   CFLAGS+=-mcpu=cortex-m33 -DCORTEX_M33 -U__ARM_FEATURE_DSP
-  LDFLAGS+=-mcpu=cortex-m33
+  LDFLAGS+=-mcpu=cortex-m33 -Wl,--no-warn-rwx-segments
   OBJS+=\
       $(MCUXPRESSO_PROJECT_TEMPLATE)/clock_config.o \
       $(MCUXPRESSO_DRIVERS)/drivers/fsl_clock.o \

test-app/Makefile

@@ -585,6 +585,7 @@ ifeq ($(TARGET),lpc55s69)
     ifeq (,$(findstring nosys.specs,$(LDFLAGS)))
       LDFLAGS+=--specs=nosys.specs
     endif
+    LDFLAGS+=-Wl,--no-warn-rwx-segments
 endif
 
 ifeq ($(TARGET),imx_rt)