RBAC: Remove accessControlOnCall feature toggle (#101222)

* RBAC: Remove accessControlOnCall feature toggle

* Leave the other one in place

* Tests

* frontend

* Readd empty ft to frontend test

* Remove legacy RBAC check

* Fix test

* no need for context

* Remove unused variable

* Remove unecessary param

* remove unecessary param from tests

* More tests :D

pkg/services/accesscontrol/acimpl/service_test.go

@@ -253,7 +253,6 @@ func TestService_DeclarePluginRoles(t *testing.T) {
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
 			ac := setupTestEnv(t)
-			ac.features = featuremgmt.WithFeatures(featuremgmt.FlagAccessControlOnCall)
 
 			// Reset the registations
 			ac.registrations = accesscontrol.RegistrationList{}