Bump vue-i18n from 8.27.2 to 8.28.2 in /vue

Bumps [vue-i18n](https://github.com/intlify/vue-i18n-next/tree/HEAD/packages/vue-i18n) from 8.27.2 to 8.28.2.
- [Release notes](https://github.com/intlify/vue-i18n-next/releases)
- [Changelog](https://github.com/intlify/vue-i18n-next/blob/master/CHANGELOG.md)
- [Commits](https://github.com/intlify/vue-i18n-next/commits/HEAD/packages/vue-i18n)

---
updated-dependencies:
- dependency-name: vue-i18n
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

vue/package.json

@@ -30,7 +30,7 @@
     "vue-clickaway": "^2.2.2",
     "vue-clipboard2": "^0.3.3",
     "vue-cookies": "^1.8.1",
-    "vue-i18n": "^8.27.2",
+    "vue-i18n": "^8.28.2",
     "vue-infinite-loading": "^2.4.5",
     "vue-multiselect": "^2.1.6",
     "vue-property-decorator": "^9.1.2",