Merge branch '6.1' into 6.2

* 6.1:
  Fix CS
  Compatibility with doctrine/annotations 2
  [Console] Fix a test when pcntl is not available (following #48329)
  [FrameworkBundle] fix: fix typo about help

Author: derrabus

Legacy/SymfonyTestsListenerTrait.php

@@ -133,7 +133,7 @@ public function startTestSuite($suite)
             if (!class_exists(AnnotationRegistry::class, false) && class_exists(AnnotationRegistry::class)) {
                 if (method_exists(AnnotationRegistry::class, 'registerUniqueLoader')) {
                     AnnotationRegistry::registerUniqueLoader('class_exists');
-                } else {
+                } elseif (method_exists(AnnotationRegistry::class, 'registerLoader')) {
                     AnnotationRegistry::registerLoader('class_exists');
                 }
             }

bootstrap.php

@@ -30,7 +30,7 @@
 if (!class_exists(AnnotationRegistry::class, false) && class_exists(AnnotationRegistry::class)) {
     if (method_exists(AnnotationRegistry::class, 'registerUniqueLoader')) {
         AnnotationRegistry::registerUniqueLoader('class_exists');
-    } else {
+    } elseif (method_exists(AnnotationRegistry::class, 'registerLoader')) {
         AnnotationRegistry::registerLoader('class_exists');
     }
 }