Bump axios, browser-sync, generator-jhipster and wait-on

Bumps [axios](https://github.com/axios/axios) to 1.6.8 and updates ancestor dependencies [axios](https://github.com/axios/axios), [browser-sync](https://github.com/BrowserSync/browser-sync), [generator-jhipster](https://github.com/jhipster/generator-jhipster) and [wait-on](https://github.com/jeffbski/wait-on). These dependencies need to be updated together.


Updates `axios` from 0.27.2 to 1.6.8
- [Release notes](https://github.com/axios/axios/releases)
- [Changelog](https://github.com/axios/axios/blob/v1.x/CHANGELOG.md)
- [Commits](axios/axios@v0.27.2...v1.6.8)

Updates `browser-sync` from 2.28.3 to 3.0.2
- [Release notes](https://github.com/BrowserSync/browser-sync/releases)
- [Changelog](https://github.com/BrowserSync/browser-sync/blob/master/CHANGELOG.md)
- [Commits](BrowserSync/browser-sync@v2.28.3...v3.0.2)

Updates `generator-jhipster` from 7.9.3 to 8.4.0
- [Release notes](https://github.com/jhipster/generator-jhipster/releases)
- [Commits](jhipster/generator-jhipster@v7.9.3...v8.4.0)

Updates `wait-on` from 7.0.1 to 7.2.0
- [Release notes](https://github.com/jeffbski/wait-on/releases)
- [Commits](jeffbski/wait-on@v7.0.1...v7.2.0)

---
updated-dependencies:
- dependency-name: axios
  dependency-type: indirect
- dependency-name: browser-sync
  dependency-type: direct:development
- dependency-name: generator-jhipster
  dependency-type: direct:development
- dependency-name: wait-on
  dependency-type: direct:development
...

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