st/nir: Use gl_nir_opt_access

Nothing uses its results yet, that will come with the following commits.

Reviewed-by: Timothy Arceri <tarceri@itsqueeze.com>

src/mesa/state_tracker/st_glsl_to_nir.cpp

@@ -359,6 +359,8 @@ st_nir_opts(nir_shader *nir, bool scalar)
          lower_flrp = 0;
       }
 
+      NIR_PASS(progress, nir, gl_nir_opt_access);
+
       NIR_PASS(progress, nir, nir_opt_undef);
       NIR_PASS(progress, nir, nir_opt_conditional_discard);
       if (nir->options->max_unroll_iterations) {