CS fixes

Author: nicolas-grekas

Messenger/DoctrinePingConnectionMiddleware.php

@@ -40,7 +40,7 @@ private function pingConnection(EntityManagerInterface $entityManager)
 
         try {
             $connection->executeQuery($connection->getDatabasePlatform()->getDummySelectSQL());
-        } catch (DBALException | Exception $e) {
+        } catch (DBALException|Exception $e) {
             $connection->close();
             $connection->connect();
         }

PropertyInfo/DoctrineExtractor.php

@@ -230,7 +230,7 @@ private function getMetadata(string $class): ?ClassMetadata
     {
         try {
             return $this->entityManager ? $this->entityManager->getClassMetadata($class) : $this->classMetadataFactory->getMetadataFor($class);
-        } catch (MappingException | OrmMappingException $exception) {
+        } catch (MappingException|OrmMappingException $exception) {
             return null;
         }
     }

Validator/DoctrineLoader.php

@@ -49,7 +49,7 @@ public function loadClassMetadata(ClassMetadata $metadata): bool
         $className = $metadata->getClassName();
         try {
             $doctrineMetadata = $this->entityManager->getClassMetadata($className);
-        } catch (MappingException | OrmMappingException $exception) {
+        } catch (MappingException|OrmMappingException $exception) {
             return false;
         }