fix(@angular/cli): remove providers from routing modules (angular#5349)

Author: Brocco

packages/@angular/cli/blueprints/module/files/__path__/__name__-routing.module.ts

@@ -5,7 +5,6 @@ const routes: Routes = [];
 
 @NgModule({
   imports: [RouterModule.forChild(routes)],
-  exports: [RouterModule],
-  providers: []
+  exports: [RouterModule]
 })
 export class <%= classifiedModuleName %>RoutingModule { }

packages/@angular/cli/blueprints/ng/files/__path__/app/app-routing.module.ts

@@ -10,7 +10,6 @@ const routes: Routes = [
 
 @NgModule({
   imports: [RouterModule.forRoot(routes)],
-  exports: [RouterModule],
-  providers: []
+  exports: [RouterModule]
 })
 export class AppRoutingModule { }