anv/cmd_buffer: Use the new emit macro for 3DSTATE_CONSTANT
anv/cmd_buffer: Use the new emit macro for 3DSTATE_CONSTANT

Acked-by: Kristian Høgsberg <ca9b5b1e27d4fa7f4ba6848bdd08ca52cfd6330c@bitplanet.net>

metora/MesaGLSLCompiler,metora/MesaGLSLCompiler,metora/MesaGLSLCompiler