Fixed braces formatting in lib/UserBackend.php

Co-authored-by: Arthur Schiwon <blizzz@arthur-schiwon.de>
Signed-off-by: Malik Mann <github@dermm.io>

Author: dermalikmann

lib/UserBackend.php

@@ -105,7 +105,9 @@ protected function userExistsInDatabase(string $uid): bool {
 	 * @param array $attributes
 	 */
 	public function createUserIfNotExists(string $uid, array $attributes = []): void {
-		if ($this->userExistsInDatabase($uid)) return;
+		if ($this->userExistsInDatabase($uid)) {
+			return;
+		}
 
 		$values = [
 			'uid' => $uid,