added await (async stuff und so)

ref #12

src/models/creation/HandleLogout.ts

@@ -30,7 +30,7 @@ export class HandleLogout {
             throw new RefreshTokenCountInvalidError()
         }
         found_user.refreshTokenCount++;
-        getConnectionManager().get().getRepository(User).update({ id: found_user.id }, found_user)
+        await getConnectionManager().get().getRepository(User).update({ id: found_user.id }, found_user)
         return logout;
     }
 }