Add openldap 2.6.9 testing #3152

Job	Run time
make check (--disable-oldtls --disable-tls13 --enable-psk -disable-rsa --disable-dh -disable-ecc ...	41s
make check (--enable-psk C_EXTRA_FLAGS=-DWOLFSSL_STATIC_PSK --disable-rsa --disable-ecc --disable...	1m 9s
make check (--disable-oldtls --disable-tlsv12 --enable-tls13 --enable-psk -disable-rsa --disable-...	41s
	2m 31s

Provide feedback