build(deps): bump diff and mocha (#22857)

Bumps [diff](https://github.com/kpdecker/jsdiff) to 3.5.1 and updates ancestor dependency [mocha](https://github.com/mochajs/mocha). These dependencies need to be updated together.


Updates `diff` from 3.2.0 to 3.5.1
- [Changelog](https://github.com/kpdecker/jsdiff/blob/master/release-notes.md)
- [Commits](kpdecker/jsdiff@v3.2.0...v3.5.1)

Updates `mocha` from 3.5.3 to 11.7.5
- [Release notes](https://github.com/mochajs/mocha/releases)
- [Changelog](https://github.com/mochajs/mocha/blob/v11.7.5/CHANGELOG.md)
- [Commits](mochajs/mocha@v3.5.3...v11.7.5)

---
updated-dependencies:
- dependency-name: diff
  dependency-version: 3.5.1
  dependency-type: indirect
- dependency-name: mocha
  dependency-version: 11.7.5
  dependency-type: direct:development
...

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Author: dependabot[bot]