Merge branch '6.3' into 6.4

* 6.3:
  append instead of replacing potentially non-existent named-arguments
  [Validator] added missing Polish translation
  add translations for the MacAddress constraint
  remove invalid changelog entry
  Added missing Serbian (sr_Latn) translations
  [Cache][DependencyInjection][Lock][Mailer][Messenger][Notifier][Translation] Url decode username and passwords from `parse_url()` results
  [Security] added missing Albanian translations
  [Validator] Add missing Hungarian translation
  [Serializer] Fix using deserialization path
  [Validator] Add missing hr translation

Author: nicolas-grekas

Store/MongoDbStore.php

@@ -157,10 +157,10 @@ private function skimUri(string $uri): string
             throw new InvalidArgumentException(sprintf('The given MongoDB Connection URI "%s" is invalid. Expecting "mongodb://" or "mongodb+srv://".', $uri));
         }
 
-        if (false === $parsedUrl = parse_url($uri)) {
+        if (false === $params = parse_url($uri)) {
             throw new InvalidArgumentException(sprintf('The given MongoDB Connection URI "%s" is invalid.', $uri));
         }
-        $pathDb = ltrim($parsedUrl['path'] ?? '', '/') ?: null;
+        $pathDb = ltrim($params['path'] ?? '', '/') ?: null;
         if (null !== $pathDb) {
             $this->options['database'] = $pathDb;
         }