chore(deps): bump xml2js and @expo/config-plugins

Bumps [xml2js](https://github.com/Leonidas-from-XIV/node-xml2js) to 0.6.0 and updates ancestor dependency [@expo/config-plugins](https://github.com/expo/expo/tree/HEAD/packages/@expo/config-plugins). These dependencies need to be updated together.


Updates `xml2js` from 0.4.23 to 0.6.0
- [Commits](https://github.com/Leonidas-from-XIV/node-xml2js/commits/0.6.0)

Updates `@expo/config-plugins` from 4.0.7 to 7.8.4
- [Changelog](https://github.com/expo/expo/blob/main/packages/@expo/config-plugins/CHANGELOG.md)
- [Commits](https://github.com/expo/expo/commits/HEAD/packages/@expo/config-plugins)

---
updated-dependencies:
- dependency-name: xml2js
  dependency-type: indirect
- dependency-name: "@expo/config-plugins"
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]