fix(seo): put back empty titleTemplate on index

Author: benjamincanac

app/pages/index.vue

@@ -8,6 +8,7 @@ const title = page.value.seo?.title || page.value.title
 const description = page.value.seo?.description || page.value.description
 
 useSeoMeta({
+  titleTemplate: '',
   title,
   ogTitle: title,
   description,