fix: overbodig code weg doen

frontend/src/components/MenuBar.vue

@@ -1,7 +1,6 @@
 <script setup lang="ts">
     import { ref } from "vue";
     import { useI18n } from "vue-i18n";
-    import { useRouter } from "vue-router";
 
     import auth from "@/services/auth/auth-service.ts";
 
@@ -11,7 +10,6 @@
     const { t, locale } = useI18n();
 
     const role = auth.authState.activeRole;
-    const router = useRouter();
 
     const name = ref(auth.authState.user!.profile.name!);
     const initials: string = name.value