fix: cs fix and psalm ci related changes

Signed-off-by: yemkareems <yemkareems@gmail.com>

lib/private/User/Backend.php

@@ -110,7 +110,7 @@ abstract class Backend implements UserInterface {
 	 * @param string $sort
 	 * @return string[] an array of all uids
 	 */
-	public function getUsers($search = '', $limit = null, $offset = null, $orderBy = 'lastLogin', $sort = 'DESC'): array {
+	public function getUsers($search = '', $limit = null, $offset = null, $orderBy = 'lastLogin', $sort = 'DESC') {
 		return [];
 	}
 

lib/private/User/Database.php

@@ -275,9 +275,11 @@ class Database extends ABackend implements
 
 		$query = $this->dbConn->getQueryBuilder();
 
-		$appId = 'settings'; $configKey = 'email';
+		$appId = 'settings';
+		$configKey = 'email';
 		if($orderBy == 'lastLogin') {
-			$appId = 'login'; $configKey = 'lastLogin';
+			$appId = 'login';
+			$configKey = 'lastLogin';
 		}
 
 		$query->select('uid', 'displayname')

lib/public/UserInterface.php

@@ -63,7 +63,7 @@ interface UserInterface {
 	 * @return string[] an array of all uids
 	 * @since 4.5.0
 	 */
-	public function getUsers($search = '', $limit = null, $offset = null, $orderBy = 'lastLogin', $sort = 'DESC'): array;
+	public function getUsers($search = '', $limit = null, $offset = null, $orderBy = 'lastLogin', $sort = 'DESC');
 
 	/**
 	 * check if a user exists