chore: update examples header

Signed-off-by: braks <78412429+bcakmakoglu@users.noreply.github.com>

examples/vite/Header.vue

@@ -3,25 +3,27 @@ import { useRoute, useRouter } from 'vue-router'
 import { routes } from './router'
 
 const router = useRouter()
+
 const route = useRoute()
+
 const onChange = (event: Event) => {
   router.push((event.target as HTMLSelectElement).value)
 }
 
-const computedRoutes = computed(() => {
-  return routes
+const computedRoutes = computed(() =>
+  routes
     .filter((r) => r.path !== '/')
     .map((r) => ({
       path: r.path,
       label: r.path.substring(1),
-    }))
-})
+    })),
+)
 </script>
 
 <template>
   <header>
     <a class="logo" href="https://github.com/bcakmakoglu/vue-flow"> Vue Flow Dev </a>
-    <select v-model="route.path" @change="onChange">
+    <select :value="route.path" @change="onChange">
       <template v-for="r of computedRoutes" :key="r.path">
         <option :value="r.path">
           {{ r.label }}