Merge branch '5.4' into 6.4

* 5.4: [PropertyInfo] Update DoctrineExtractor for new DBAL 4 BIGINT type Update security.nl.xlf [Validator] IBAN Check digits should always between 2 and 98 [Security] Populate translations for trans-unit 20 add missing plural translation messages filter out empty HTTP header parts [String] Fix folded in compat mode Remove calls to `getMockForAbstractClass()` [ErrorHandler] Do not call xdebug_get_function_stack() with xdebug >= 3.0 when not in develop mode [Serializer] Fix type for missing property add test for JSON response with null as content [Filesystem] Fix dumpFile `stat failed` error hitting custom handler Remove calls to `TestCase::iniSet()` and calls to deprecated methods of `MockBuilder` [PhpUnitBridge] Fix `DeprecationErrorHandler` with PhpUnit 10

Author: fabpot

Tests/DelegatingEngineTest.php

@@ -134,7 +134,7 @@ private function getEngineMock($template, $supports)
 
  private function getStreamingEngineMock($template, $supports)
  {
- $engine = $this->getMockForAbstractClass(MyStreamingEngine::class);
+ $engine = $this->createMock(MyStreamingEngine::class);
 
  $engine->expects($this->once())
  ->method('supports')