Merge branch '6.4' into 7.1

* 6.4:
  Mitigate PHPUnit deprecations
  [TwigBundle] Add support for resetting globals between HTTP requests
  Mitigate PHPUnit deprecations
  [Cache] Fix compatibility with Redis 6.1.0 pre-releases
  [Validator] Add Catalan and Spanish translation for `Week` constraint
  Don't use is_resource() on non-streams
  [Ldap] Fix extension deprecation

Terminal.php

@@ -209,8 +209,7 @@ private static function readFromProcess(string|array $command): ?string
 
         $cp = \function_exists('sapi_windows_cp_set') ? sapi_windows_cp_get() : 0;
 
-        $process = proc_open($command, $descriptorspec, $pipes, null, null, ['suppress_errors' => true]);
-        if (!\is_resource($process)) {
+        if (!$process = proc_open($command, $descriptorspec, $pipes, null, null, ['suppress_errors' => true])) {
             return null;
         }