chore(deps): bump github.com/alecthomas/kong from 1.14.0 to 1.15.0 (#9881)

Bumps [github.com/alecthomas/kong](https://github.com/alecthomas/kong) from 1.14.0 to 1.15.0.
- [Commits](https://github.com/alecthomas/kong/compare/v1.14.0...v1.15.0)

---
updated-dependencies:
- dependency-name: github.com/alecthomas/kong
  dependency-version: 1.15.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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