Bump the github-actions group across 1 directory with 2 updates (#178)

Bumps the github-actions group with 2 updates in the / directory: [sigstore/cosign-installer](https://github.com/sigstore/cosign-installer) and [actions/first-interaction](https://github.com/actions/first-interaction).


Updates `sigstore/cosign-installer` from 3.10.0 to 4.0.0
- [Release notes](https://github.com/sigstore/cosign-installer/releases)
- [Commits](https://github.com/sigstore/cosign-installer/compare/v3.10.0...v4.0.0)

Updates `actions/first-interaction` from 3.0.0 to 3.1.0
- [Release notes](https://github.com/actions/first-interaction/releases)
- [Commits](https://github.com/actions/first-interaction/compare/v3.0.0...v3.1.0

)

---
updated-dependencies:
- dependency-name: sigstore/cosign-installer
  dependency-version: 4.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: github-actions
- dependency-name: actions/first-interaction
  dependency-version: 3.1.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: github-actions
...

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