Bump plist from 3.1.1 to 5.0.0 in /src/textmate

Bumps [plist](https://github.com/TooTallNate/plist.js) from 3.1.1 to 5.0.0.
- [Release notes](https://github.com/TooTallNate/plist.js/releases)
- [Changelog](https://github.com/TooTallNate/plist.js/blob/master/CHANGELOG.md)
- [Commits](https://github.com/TooTallNate/plist.js/commits/plist@5.0.0)

---
updated-dependencies:
- dependency-name: plist
  dependency-version: 5.0.0
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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Author: dependabot[bot]