build(deps): bump shell-quote and appium in /appium (#2762)

Bumps [shell-quote](https://github.com/ljharb/shell-quote) to 1.8.4 and updates ancestor dependency [appium](https://github.com/appium/appium/tree/HEAD/packages/appium). These dependencies need to be updated together.


Updates `shell-quote` from 1.8.3 to 1.8.4
- [Changelog](https://github.com/ljharb/shell-quote/blob/main/CHANGELOG.md)
- [Commits](ljharb/shell-quote@v1.8.3...v1.8.4)

Updates `appium` from 3.4.2 to 3.5.0
- [Release notes](https://github.com/appium/appium/releases)
- [Changelog](https://github.com/appium/appium/blob/master/packages/appium/CHANGELOG.md)
- [Commits](https://github.com/appium/appium/commits/appium@3.5.0/packages/appium)

---
updated-dependencies:
- dependency-name: shell-quote
  dependency-version: 1.8.4
  dependency-type: indirect
- dependency-name: appium
  dependency-version: 3.5.0
  dependency-type: direct:development
...

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Author: dependabot[bot]