Bump ua-parser-js and browser-sync (google#172)

Bumps [ua-parser-js](https://github.com/faisalman/ua-parser-js) and [browser-sync](https://github.com/BrowserSync/browser-sync). These dependencies needed to be updated together.

Updates `ua-parser-js` from 1.0.2 to 1.0.35
- [Release notes](https://github.com/faisalman/ua-parser-js/releases)
- [Changelog](https://github.com/faisalman/ua-parser-js/blob/master/changelog.md)
- [Commits](faisalman/ua-parser-js@1.0.2...1.0.35)

Updates `browser-sync` from 2.27.11 to 2.29.1
- [Release notes](https://github.com/BrowserSync/browser-sync/releases)
- [Changelog](https://github.com/BrowserSync/browser-sync/blob/master/CHANGELOG.md)
- [Commits](BrowserSync/browser-sync@v2.27.11...v2.29.1)

---
updated-dependencies:
- dependency-name: ua-parser-js
  dependency-type: indirect
- dependency-name: browser-sync
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>