Fix integration tests

The html tags changed in the notification apps, adapt selector to the
new state

Signed-off-by: Carl Schwan <carl@carlschwan.eu>

tests/acceptance/features/bootstrap/NotificationsContext.php

@@ -30,15 +30,15 @@ class NotificationsContext implements Context, ActorAwareInterface {
 	 * @return Locator
 	 */
 	public static function notificationsButton() {
-		return Locator::forThe()->css("#header .notifications .notifications-button")->
+		return Locator::forThe()->css("#header #notifications.notifications-button")->
 				describedAs("Notifications button in the header");
 	}
 
 	/**
 	 * @return Locator
 	 */
 	public static function notificationsContainer() {
-		return Locator::forThe()->css("#header .notifications .notification-container")->
+		return Locator::forThe()->css("#header #notifications .notification-container")->
 				describedAs("Notifications container");
 	}