mesa/sso: Add MESA_VERBOSE=api trace support
mesa/sso: Add MESA_VERBOSE=api trace support

v2:
 * Use %u for unsigned values (Iago)

Signed-off-by: Jordan Justen <a79006884ba9cf5f4f7fcbb92a15b208780d8c97@intel.com>
Reviewed-by: Iago Toral Quiroga <a847aabaac44184372f6b1cd1a59aa254daaeb0b@igalia.com>

metora/MesaGLSLCompiler,metora/MesaGLSLCompiler,metora/MesaGLSLCompiler