Resolve "Reviewing Badges: Zusätzliche Icons"

Related to #397 (closed)

src/main/webapp/app/exercisePage/exercise.route.ts

@@ -8,7 +8,7 @@ export class ExerciseResolve implements Resolve<string> {
   resolve(route: ActivatedRouteSnapshot): Observable<string> | Observable<never> {
     let subUrl = '';
     let verkett = '';
-    for (let url of route.url) {
+    for (const url of route.url) {
       subUrl += verkett;
       subUrl += url.path;
       verkett = '/';