chore(deps): bump test/test262-cases in the dependencies group (#20627)

Bumps the dependencies group with 1 update: [test/test262-cases](https://github.com/tc39/test262).


Updates `test/test262-cases` from `72ec758` to `88be6a2`
- [Release notes](https://github.com/tc39/test262/releases)
- [Commits](https://github.com/tc39/test262/compare/72ec758c9b6351b5baa299e0a162c2b7fe497cc6...88be6a285b8a4bb0b0f7b8964aada430c23eea58)

---
updated-dependencies:
- dependency-name: test/test262-cases
  dependency-version: 88be6a285b8a4bb0b0f7b8964aada430c23eea58
  dependency-type: direct:production
  dependency-group: dependencies
...

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