nir: fix uniform cloning helper again

UBOs in different stages can have the same instance name for
different UBOs so here we make sure to also check that types match
before deciding we have a match.

Closes: https://gitlab.freedesktop.org/mesa/mesa/-/issues/13254
Fixes: b47b8d16d9 ("nir: expose reusable linking helpers for cloning uniform loads")
Reviewed-by: Alejandro Piñeiro <apinheiro@igalia.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/37428>

src/compiler/nir/nir_linking_helpers.c

@@ -1173,6 +1173,7 @@ nir_clone_uniform_variable(nir_shader *nir, nir_variable *uniform, bool spirv)
            v->data.binding == uniform->data.binding) ||
           (!spirv &&
            (!strcmp(uniform->name, v->name) &&
+            glsl_type_compare_no_precision(uniform->type, v->type) &&
             uniform->data.explicit_binding == v->data.explicit_binding &&
             uniform->data.binding == v->data.binding))) {
          new_var = v;