Merge branch '3.4' into 4.4

* 3.4:
  [3.4] Fix support for PHP8 union types
  [PhpUnitBridge] Streamline ansi/no-ansi of composer according to phpunit --colors option
  [3.4] Small update in our internal terminology
  [Cache] fix compat with DBAL v3
  [VarDumper] Fix CliDumper coloration
  [DI] tighten detection of local dirs to prevent false positives
  [FrameworkBundle] preserve dots in query-string when redirecting
  bumped Symfony version to 3.4.43
  updated VERSION for 3.4.42
  update CONTRIBUTORS for 3.4.42
  updated CHANGELOG for 3.4.42

Author: nicolas-grekas

DependencyInjection/AddAnnotatedClassesToCachePass.php

@@ -127,10 +127,10 @@ private function patternsToRegexps(array $patterns): array
 
     private function matchAnyRegexps(string $class, array $regexps): bool
     {
-        $blacklisted = false !== strpos($class, 'Test');
+        $isTest = false !== strpos($class, 'Test');
 
         foreach ($regexps as $regex) {
-            if ($blacklisted && false === strpos($regex, 'Test')) {
+            if ($isTest && false === strpos($regex, 'Test')) {
                 continue;
             }