build(deps): bump diff and mocha (#22868)

Bumps [diff](https://github.com/kpdecker/jsdiff) to 4.0.4 and updates ancestor dependency [mocha](https://github.com/mochajs/mocha). These dependencies need to be updated together.


Updates `diff` from 4.0.2 to 4.0.4
- [Changelog](https://github.com/kpdecker/jsdiff/blob/master/release-notes.md)
- [Commits](kpdecker/jsdiff@v4.0.2...v4.0.4)

Updates `mocha` from 10.2.0 to 10.8.2
- [Release notes](https://github.com/mochajs/mocha/releases)
- [Changelog](https://github.com/mochajs/mocha/blob/main/CHANGELOG.md)
- [Commits](mochajs/mocha@v10.2.0...v10.8.2)

---
updated-dependencies:
- dependency-name: diff
  dependency-version: 4.0.4
  dependency-type: indirect
- dependency-name: mocha
  dependency-version: 10.8.2
  dependency-type: direct:production
...

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Author: dependabot[bot]