st/mesa: fix GL_PRIMITIVE_RESTART_FIXED_INDEX
st/mesa: fix GL_PRIMITIVE_RESTART_FIXED_INDEX

Cc: 10.2 10.3 10.4 <59f39c0db42d4479a46b02d4d2bc11120e37bb44@lists.freedesktop.org>
Reviewed-by: Kenneth Graunke <bd2562f754ec92342f93f61c25d731e290a2ffa8@whitecape.org>

metora/MesaGLSLCompiler,metora/MesaGLSLCompiler,metora/MesaGLSLCompiler