devex: migrate to vue-i18n (#4966)

* sample languages refactor

* feat: consistency + dedupe impl of i18n

* fix: broken imports

* fix: intl formatted component

* fix: use relative imports

* fix: imports

* fix: comment out incomplete locales + fix imports

* feat: cleanup

* fix: ui imports

* fix: lint

* fix: admonition import

* make footer a component, fix language reactivity

* make copyright notice untranslatable

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Co-authored-by: Calum H. <contact@cal.engineer>

apps/frontend/src/components/ui/news/LatestNewsRow.vue

@@ -29,8 +29,7 @@
 <script setup lang="ts">
 import { NewspaperIcon } from '@modrinth/assets'
 import { articles as rawArticles } from '@modrinth/blog'
-import { ButtonStyled, NewsArticleCard } from '@modrinth/ui'
-import { defineMessages, useVIntl } from '@vintl/vintl'
+import { ButtonStyled, defineMessages, NewsArticleCard, useVIntl } from '@modrinth/ui'
 import { computed, ref } from 'vue'
 
 const { formatMessage } = useVIntl()