build(deps): bump @quasar/extras in /serverpackcreator-web-frontend

Bumps [@quasar/extras](https://github.com/quasarframework/quasar) from 1.16.12 to 1.16.15.
- [Release notes](https://github.com/quasarframework/quasar/releases)
- [Commits](https://github.com/quasarframework/quasar/compare/@quasar/extras-v1.16.12...@quasar/extras-v1.16.15

)

---
updated-dependencies:
- dependency-name: "@quasar/extras"
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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