Merge branch '5.0' into 5.1

* 5.0:
  [VarDumper] fix typo
  Fix support for PHP8 union types
  [FrameworkBundle] preserve dots in query-string when redirecting
  [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
  [HttpClient] Convert CurlHttpClient::handlePush() to instance method
  [VarDumper] Fix CliDumper coloration
  [DI] tighten detection of local dirs to prevent false positives
  [FrameworkBundle] preserve dots in query-string when redirecting
  Fix precendence in 4.4
  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/RegisterListenersPass.php

@@ -187,7 +187,7 @@ private function getEventFromTypeDeclaration(ContainerBuilder $container, string
             || !($r = $container->getReflectionClass($class, false))
             || !$r->hasMethod($method)
             || 1 > ($m = $r->getMethod($method))->getNumberOfParameters()
-            || !($type = $m->getParameters()[0]->getType())
+            || !($type = $m->getParameters()[0]->getType()) instanceof \ReflectionNamedType
             || $type->isBuiltin()
             || Event::class === ($name = $type->getName())
         ) {