Chore: remove IsDisabled method for access control (#74340)

remove IsDisabled method for access control, clean up tests

pkg/services/ngalert/api/api_prometheus_test.go

@@ -502,7 +502,7 @@ func TestRouteGetRuleStatuses(t *testing.T) {
 				log:     log.NewNopLogger(),
 				manager: fakeAIM,
 				store:   ruleStore,
-				ac:      acmock.New().WithDisabled(),
+				ac:      acmock.New(),
 			}
 
 			response := api.RouteGetRuleStatuses(c)

pkg/services/ngalert/api/api_testing_test.go

@@ -271,7 +271,7 @@ func TestRouteEvalQueries(t *testing.T) {
 
 func createTestingApiSrv(t *testing.T, ds *fakes.FakeCacheService, ac *acMock.Mock, evaluator eval.EvaluatorFactory) *TestingApiSrv {
 	if ac == nil {
-		ac = acMock.New().WithDisabled()
+		ac = acMock.New()
 	}
 
 	return &TestingApiSrv{

pkg/services/ngalert/api/util_test.go

@@ -60,7 +60,7 @@ func TestAlertingProxy_createProxyContext(t *testing.T) {
 
 	t.Run("should create a copy of request context", func(t *testing.T) {
 		for _, mock := range []*accesscontrolmock.Mock{
-			accesscontrolmock.New(), accesscontrolmock.New().WithDisabled(),
+			accesscontrolmock.New(), accesscontrolmock.New(),
 		} {
 			proxy := AlertingProxy{
 				DataProxy: nil,