Fix CS

Signed-off-by: Joas Schilling <coding@schilljs.com>

lib/Room.php

@@ -616,7 +616,7 @@ class Room {
 		$query->execute();
 
 		$this->dispatcher->dispatch(self::EVENT_AFTER_ROOM_DELETE, $event);
-		if (class_exists(CriticalActionPerformedEvent::class))  {
+		if (class_exists(CriticalActionPerformedEvent::class)) {
 			$this->dispatcher->dispatchTyped(new CriticalActionPerformedEvent(
 				'Conversation "%s" deleted',
 				['name' => $this->getName()],

tests/php/RoomTest.php

@@ -31,7 +31,6 @@ use OCA\Talk\Webinary;
 use OCP\AppFramework\Utility\ITimeFactory;
 use OCP\IDBConnection;
 use OCP\Security\IHasher;
-use OCP\Security\ISecureRandom;
 use Psr\Log\LoggerInterface;
 use Test\TestCase;