NGSTACK-1000 apply some php-cs-fixer fixes

Author: AntePrkacin

bundle/MetaTag/Collector.php

@@ -54,8 +54,8 @@ public function collect(Content $content): array
             foreach ($newMetaTags as $metaTag) {
                 if (!$metaTag instanceof Item) {
                     throw new LogicException(
-                        '\'' . $handler['handler'] . '\' handler returned wrong value.' .
-                        ' Expected \'Netgen\Bundle\OpenGraphBundle\MetaTag\Item\', got \'' . get_class($metaTag) . '\'.',
+                        '\'' . $handler['handler'] . '\' handler returned wrong value.'
+                        . ' Expected \'Netgen\Bundle\OpenGraphBundle\MetaTag\Item\', got \'' . get_class($metaTag) . '\'.',
                     );
                 }
 

tests/Handler/RegistryTest.php

@@ -20,15 +20,15 @@ protected function setUp(): void
 
     public function testAddingHandlers(): void
     {
-        $handler = $this->createStub(HandlerInterface::class);
+        $handler = self::createStub(HandlerInterface::class);
         $this->registry->addHandler('some_handler', $handler);
 
         self::assertSame($this->registry->getHandler('some_handler'), $handler);
     }
 
     public function testGettingHandlers(): void
     {
-        $handler = $this->createStub(HandlerInterface::class);
+        $handler = self::createStub(HandlerInterface::class);
         $this->registry->addHandler('some_handler', $handler);
 
         $returnedHandler = $this->registry->getHandler('some_handler');