Bump ioredis-mock from 8.2.7 to 8.4.0 (#936)

Bumps [ioredis-mock](https://github.com/stipsan/ioredis-mock) from 8.2.7 to 8.4.0.
- [Release notes](https://github.com/stipsan/ioredis-mock/releases)
- [Changelog](https://github.com/stipsan/ioredis-mock/blob/main/CHANGELOG.md)
- [Commits](stipsan/ioredis-mock@v8.2.7...v8.4.0)

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

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>