Adjust linter errors.

src/components/TopBar/TopBar.vue

@@ -1,6 +1,5 @@
 <script setup lang="ts">
 import { ref, watch } from "vue";
-import { useRouter } from "vue-router";
 import { useUser } from "@/composables/useUser";
 import { onClickOutside } from "@vueuse/core";
 import { NetworkEnum } from "@/model/NetworkEnum";

src/components/TopBar/__tests__/TopBar.spec.ts

@@ -1,4 +1,4 @@
-import { describe, it, expect, vi, beforeEach } from "vitest";
+import { describe, it, expect, beforeEach } from "vitest";
 import { mount } from "@vue/test-utils";
 import TopBar from "../TopBar.vue";
 import { useUser } from "@/composables/useUser";