nir/opt_load_store_vectorize: improve ssbo/global alias analysis

If either the global access or the ssbo access is restrict, they shouldn't
alias.

No fossil-db changes.

Signed-off-by: Rhys Perry <pendingchaos02@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/14227>
1 file changed