Fix indents

src/notifications.js

@@ -194,10 +194,10 @@ function pushToUids(uids, notification, callback) {
 			plugins.fireHook('filter:notification.push', { notification: notification, uids: uids }, next);
 		},
 		function (data, next) {
-      if (!data || !data.notification || !data.uids || !data.uids.length) {
-        return callback();
-      }
-      
+			if (!data || !data.notification || !data.uids || !data.uids.length) {
+				return callback();
+			}
+
 			uids = data.uids;
 			notification = data.notification;