Merge branch '3.4' into 4.2

* 3.4:
  make tests forward compatible with DI 4.4
  Fix multiSelect ChoiceQuestion when answers have spaces

Author: xabbuh

Tests/DependencyInjection/FrameworkExtensionTest.php

@@ -1368,6 +1368,7 @@ protected function createContainerFromFile($file, $data = [], $resetCompilerPass
         if ($resetCompilerPasses) {
             $container->getCompilerPassConfig()->setOptimizationPasses([]);
             $container->getCompilerPassConfig()->setRemovingPasses([]);
+            $container->getCompilerPassConfig()->setAfterRemovingPasses([]);
         }
         $container->getCompilerPassConfig()->setBeforeOptimizationPasses([new LoggerPass()]);
         $container->getCompilerPassConfig()->setBeforeRemovingPasses([new AddConstraintValidatorsPass(), new TranslatorPass('translator.default', 'translation.reader')]);
@@ -1390,6 +1391,7 @@ protected function createContainerFromClosure($closure, $data = [])
 
         $container->getCompilerPassConfig()->setOptimizationPasses([]);
         $container->getCompilerPassConfig()->setRemovingPasses([]);
+        $container->getCompilerPassConfig()->setAfterRemovingPasses([]);
         $container->compile();
 
         return $container;