build(deps): bump github.com/mattn/go-isatty from 0.0.20 to 0.0.21 (#14788)

build(deps): bump github.com/mattn/go-isatty from 0.0.20 to 0.0.21 (#14788)

Bumps [github.com/mattn/go-isatty](https://github.com/mattn/go-isatty) from 0.0.20 to 0.0.21.
- [Commits](https://github.com/mattn/go-isatty/compare/v0.0.20...v0.0.21)

---
updated-dependencies:
- dependency-name: github.com/mattn/go-isatty
  dependency-version: 0.0.21
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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