fix(Router): Stop loading routes of disabled apps

Signed-off-by: provokateurin <kate@provokateurin.de>

lib/private/Route/Router.php

@@ -147,6 +147,9 @@ class Router implements IRouter {
 			if (isset($this->loadedApps[$app])) {
 				return;
 			}
+			if (!in_array($app, \OC_App::getEnabledApps())) {
+				return;
+			}
 			$appPath = \OC_App::getAppPath($app);
 			$file = $appPath . '/appinfo/routes.php';
 			if ($appPath !== false && file_exists($file)) {