avro

Bump mocha from 10.2.0 to 10.3.0 in /lang/js (#2730)

Bumps [mocha](https://github.com/mochajs/mocha) from 10.2.0 to 10.3.0.
- [Release notes](https://github.com/mochajs/mocha/releases)
- [Changelog](https://github.com/mochajs/mocha/blob/master/CHANGELOG.md)
- [Commits](https://github.com/mochajs/mocha/compare/v10.2.0...v10.3.0)

---
updated-dependencies:
- dependency-name: mocha
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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