Fixed deprecations

Author: Geolim4

tests/Functional/App/Kernel.php

@@ -63,9 +63,9 @@ protected function configureContainer(ContainerBuilder $container, LoaderInterfa
     protected function configureRoutes(RouteCollectionBuilder $routes)
     {
         $routes->add('/', CacheController::class . ':index');
-        $routes->add('/cache-test', CacheController::class . ':cacheTest');
-        $routes->add('/cache-error', CacheController::class . ':cacheError');
-        $routes->add('/cache-http', CacheController::class . ':cacheHttp');
+        $routes->add('/cache-test', CacheController::class . '::cacheTest');
+        $routes->add('/cache-error', CacheController::class . '::cacheError');
+        $routes->add('/cache-http', CacheController::class . '::cacheHttp');
     }
 
     /**