Bump vue-i18n from 9.14.0 to 9.14.2 in /demo/vue-app-new

Bumps [vue-i18n](https://github.com/intlify/vue-i18n/tree/HEAD/packages/vue-i18n) from 9.14.0 to 9.14.2.
- [Release notes](https://github.com/intlify/vue-i18n/releases)
- [Changelog](https://github.com/intlify/vue-i18n/blob/master/CHANGELOG.md)
- [Commits](https://github.com/intlify/vue-i18n/commits/v9.14.2/packages/vue-i18n)

---
updated-dependencies:
- dependency-name: vue-i18n
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>