Bump @intlify/shared and vue-i18n in /demo/vue-app-new

Bumps [@intlify/shared](https://github.com/intlify/vue-i18n/tree/HEAD/packages/shared) to 9.14.2 and updates ancestor dependency [vue-i18n](https://github.com/intlify/vue-i18n/tree/HEAD/packages/vue-i18n). These dependencies need to be updated together.


Updates `@intlify/shared` 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/shared)

Updates `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: "@intlify/shared"
  dependency-type: indirect
- dependency-name: vue-i18n
  dependency-type: direct:production
...

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