x86_64: warn on RWX segments

This one was missed because the ctng option is defined for the x86_64
target.

Signed-off-by: Anas Nashif <[email protected]>

Author: nashif

configs/x86_64-zephyr-elf.config

@@ -5,5 +5,5 @@ CT_ARCH_64=y
 CT_TARGET_VENDOR="zephyr"
 CT_TARGET_CFLAGS="-ftls-model=local-exec"
 CT_MULTILIB=y
-CT_BINUTILS_EXTRA_CONFIG_ARRAY="--enable-targets=x86_64-pep"
+CT_BINUTILS_EXTRA_CONFIG_ARRAY="--enable-targets=x86_64-pep --disable-warn-rwx-segments"
 CT_CC_GCC_EXTRA_CONFIG_ARRAY="--with-gnu-ld --with-gnu-as --enable-initfini-array --with-cpu-32=i586 --with-arch-32=i586 --with-cpu-64=generic --with-arch-64=x86-64"