main/get_hash_params: Add GL_SAMPLE_SHADING_ARB

GL_SAMPLE_SHADING is specified as a valid pname for glGet in the
GL_ARB_sample_shading extension.  It seems as if we forgot to add it to the
table of pnames.

Signed-off-by: Jason Ekstrand <jason.ekstrand@intel.com>
Reviewed-by: Matt Turner <mattst88@gmail.com>
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
Cc: mesa-stable@lists.freedesktop.org
1 file changed