Merge branch '6.2' into 6.3

* 6.2:
  [Security] Allow custom scheme to be used as redirection URIs
  [Validator] Do not mock metadata factory on debug command tests
  [HttpKernel][WebProfilerBundle] Fix search feature
  update Intl component to take into account B-variant when converting Alpha3 to Alpha2. fixing issue with Darwin.
  [VarDumper] Fix dumping `ArrayObject` with `DumpDataCollector`
  [VarDumper] Add tests to demonstrate a bug when dumping ArrayObject with full stack fmk
  [DebugBundle][FrameworkBundle] Fix using the framework without the Console component
  [FrameworkBundle] Add missing monolog channel tag to the `messenger:failed:retry` command
  fetch all known ChoiceType values at once
  [RateLimiter] fix incorrect retryAfter of FixedWindow
  Fix Finder phpdoc

Author: nicolas-grekas

Extension/Core/Type/ChoiceType.php

@@ -147,10 +147,9 @@ public function buildForm(FormBuilderInterface $builder, array $options)
                         }
                     }
                 } else {
-                    foreach ($choiceList->getChoicesForValues($data) as $index => $choice) {
-                        $value = $data[$index];
-                        $knownValues[] = $value;
-                        unset($unknownValues[$value]);
+                    foreach ($choiceList->getChoicesForValues($data) as $key => $choice) {
+                        $knownValues[] = $data[$key];
+                        unset($unknownValues[$data[$key]]);
                     }
                 }