Regenerate interop test data

[adriansmares]

Summary

This PR regenerates the pkg/interop test data, as the certificates have expired recently.

Changes

• Regenerate the certificates.
  • For future reference - you can go generate in the testdata folder. You need to have mkcert locally installed.

Testing

Unit testing only. No manual testing required.

Regressions

N/A.

Notes for Reviewers

No need to review.

Checklist

• Scope: The referenced issue is addressed, there are no unrelated changes.
• Compatibility: The changes are backwards compatible with existing API, storage, configuration and CLI, according to the compatibility commitments in README.md for the chosen target branch.
• Documentation: Relevant documentation is added or updated.
• The steps/process to test this feature are clearly explained including testing for regressions.
• Changelog: Significant features, behavior changes, deprecations and fixes are added to CHANGELOG.md.
• Commits: Commit messages follow guidelines in CONTRIBUTING.md, there are no fixup commits left.