chore(deps-dev): bump aws-sdk-mock from 6.0.4 to 6.2.1

Bumps [aws-sdk-mock](https://github.com/dwyl/aws-sdk-mock) from 6.0.4 to 6.2.1.
- [Release notes](https://github.com/dwyl/aws-sdk-mock/releases)
- [Commits](dwyl/aws-sdk-mock@v6.0.4...v6.2.1)

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

Signed-off-by: dependabot[bot] <[email protected]>