util/mesa/wide: Rename _SIMPLE_MTX_INITIALIZER_NP to SIMPLE_MTX_INITIALIZER
@jenatali @jekstrand
As now SIMPLE_MTX_INITIALIZER doesn't depends on _MTX_INITIALIZER_NP, so we can remove the _ prefix and _NP suffix now
Signed-off-by: Yonggang Luo luoyonggang@gmail.com
Edited by Yonggang Luo