Merge branch '5.4' into 6.0

* 5.4:
  [VarDumper] Backport type fixes
  [Ldap] Backport refactorings
  [DependencyInjection] Optimize PHP preloading
  Introduced new method for getting bundles config path

Author: nicolas-grekas

CHANGELOG.md

@@ -27,6 +27,7 @@ CHANGELOG
  * Deprecate the `AdapterInterface` autowiring alias, use `CacheItemPoolInterface` instead
  * Deprecate the public `profiler` service to private
  * Deprecate `get()`, `has()`, `getDoctrine()`, and `dispatchMessage()` in `AbstractController`, use method/constructor injection instead
+ * Add `MicroKernelTrait::getBundlesPath` method to get bundles config path
 
 5.3
 ---

Kernel/MicroKernelTrait.php

@@ -86,7 +86,7 @@ public function getLogDir(): string
      */
     public function registerBundles(): iterable
     {
-        $contents = require $this->getProjectDir().'/config/bundles.php';
+        $contents = require $this->getBundlesPath();
         foreach ($contents as $class => $envs) {
             if ($envs[$this->environment] ?? $envs['all'] ?? false) {
                 yield new $class();
@@ -122,7 +122,7 @@ public function registerContainerConfiguration(LoaderInterface $loader)
             $kernelDefinition->addTag('routing.route_loader');
 
             $container->addObjectResource($this);
-            $container->fileExists($this->getProjectDir().'/config/bundles.php');
+            $container->fileExists($this->getBundlesPath());
 
             try {
                 $configureContainer = new \ReflectionMethod($this, 'configureContainer');
@@ -184,4 +184,12 @@ public function loadRoutes(LoaderInterface $loader): RouteCollection
 
         return $collection;
     }
+
+    /**
+     * Gets the path to the bundles configuration file.
+     */
+    private function getBundlesPath(): string
+    {
+        return $this->getProjectDir().'/config/bundles.php';
+    }
 }