fix(deps): bump vue from 3.3.8 to 3.3.9 in /example

Bumps [vue](/~https://github.com/vuejs/core) from 3.3.8 to 3.3.9.
- [Release notes](/~https://github.com/vuejs/core/releases)
- [Changelog](/~https://github.com/vuejs/core/blob/main/CHANGELOG.md)
- [Commits](vuejs/core@v3.3.8...v3.3.9)

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

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