chore: Remove commented code for vue-router package name handling

src/App.vue

@@ -1,5 +1,8 @@
-<script setup lang="ts"></script>
+<script setup lang="ts">
+const VITE_BUILD_COMMIT = import.meta.env.VITE_BUILD_COMMIT;
+</script>
 
 <template>
+  <div fixed rounded-br-4 top-0 left-0 z-9999 px-4 py-2 bg-black text-white>commit: {{ VITE_BUILD_COMMIT }}</div>
   <RouterView />
 </template>