mesa: explictly add lib expat to intel libvulkan's lib depends
While built with "-fvisibility=default"
...
|i586-oe-linux-gcc ... -fvisibility=default ... -o ommon/.libs/
common_libintel_common_la-gen_decoder.o
...
It triggered the failure
...
|i586-oe-linux-g++ ... common/.libs/libintel_common.a ... -o
vulkan/.libs/libvulkan_intel.so
|common/.libs/libintel_common.a(common_libintel_common_la-gen_decoder.o):
|In function `start_element':
|/usr/src/debug/mesa/2_17.1.7-r0/mesa-17.1.7/src/intel/common/gen_decoder.c:371:
undefined reference to `XML_GetCurrentLineNumber'
...
explictly add EXPAT_LIBS to intel's VULKAN_LIB_DEPS
Signed-off-by: Hongxu Jia <hongxu.jia@windriver.com> Signed-off-by: Ross Burton <ross.burton@intel.com>
