Merge branch '2.8' into 3.0

* 2.8:
  fixed CS
  fixed CS
  tweaked default CS fixer config
  [HttpKernel] Dont close the output stream in debug
  move HttpKernel component to require section
  Fixed oci and sqlsrv merge queries when emulation is disabled - fixes #17284
  [Session] fix PDO transaction aborted under PostgreSQL
  [Console] Use InputInterface inherited doc as possible
  Mention generating absolute urls in UPGRADE files and CHANGELOG
  add docblock type elements to support newly added IteratorAggregate::getIterator PhpStorm support
  FormBuilderInterface: fix getForm() return type.
  Fixed typo in PHPDoc

Author: fabpot

Tests/TranslatorTest.php

@@ -285,12 +285,12 @@ public function testFallbackCatalogueResources()
 
         $resources = $translator->getCatalogue('en')->getResources();
         $this->assertCount(1, $resources);
-        $this->assertContains( __DIR__.DIRECTORY_SEPARATOR.'fixtures'.DIRECTORY_SEPARATOR.'resources.yml', $resources);
+        $this->assertContains(__DIR__.DIRECTORY_SEPARATOR.'fixtures'.DIRECTORY_SEPARATOR.'resources.yml', $resources);
 
         $resources = $translator->getCatalogue('en_GB')->getResources();
         $this->assertCount(2, $resources);
-        $this->assertContains( __DIR__.DIRECTORY_SEPARATOR.'fixtures'.DIRECTORY_SEPARATOR.'empty.yml', $resources);
-        $this->assertContains( __DIR__.DIRECTORY_SEPARATOR.'fixtures'.DIRECTORY_SEPARATOR.'resources.yml', $resources);
+        $this->assertContains(__DIR__.DIRECTORY_SEPARATOR.'fixtures'.DIRECTORY_SEPARATOR.'empty.yml', $resources);
+        $this->assertContains(__DIR__.DIRECTORY_SEPARATOR.'fixtures'.DIRECTORY_SEPARATOR.'resources.yml', $resources);
     }
 
     /**