build(deps): bump cap-std-ext from 4.0.3 to 4.0.4

Bumps [cap-std-ext](https://github.com/coreos/cap-std-ext) from 4.0.3 to 4.0.4.
- [Commits](coreos/cap-std-ext@v4.0.3...v4.0.4)

---
updated-dependencies:
- dependency-name: cap-std-ext
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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