Bump growl and mocha

Removes [growl](https://github.com/tj/node-growl). It's no longer used after updating ancestor dependency [mocha](https://github.com/mochajs/mocha). These dependencies need to be updated together.


Removes `growl`

Updates `mocha` from 1.21.5 to 11.7.6
- [Release notes](https://github.com/mochajs/mocha/releases)
- [Changelog](https://github.com/mochajs/mocha/blob/v11.7.6/CHANGELOG.md)
- [Commits](mochajs/mocha@1.21.5...v11.7.6)

---
updated-dependencies:
- dependency-name: growl
  dependency-version:
  dependency-type: indirect
- dependency-name: mocha
  dependency-version: 11.7.6
  dependency-type: direct:development
...

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Author: dependabot[bot]