seo: Remove canonical tag generation

src/App.vue

@@ -44,9 +44,6 @@ useHead({
   htmlAttrs: {
     lang: computed(() => locale.value)
   },
-  link: [
-    { rel: 'canonical', href: canonicalUrl }
-  ],
   meta: [
     { name: 'description', content: computed(() => t('hero.description')) },
     { property: 'og:type', content: 'website' },