compiler: Implement num_mesh_vertices_per_primitive to match u_vertices_per_prim and then rename to mesa_vertices_per_prim
What does this MR do and why?
This is a rework of
and getting the CI passed, all reviews from !24821 (merged) are resolved.
cc @gfxstrand
Signed-off-by: Yonggang Luo luoyonggang@gmail.com