chore(deps): bump sigstore/cosign-installer from 3.0.5 to 3.1.0 (#8)

Bumps [sigstore/cosign-installer](https://github.com/sigstore/cosign-installer) from 3.0.5 to 3.1.0.
- [Release notes](https://github.com/sigstore/cosign-installer/releases)
- [Commits](sigstore/cosign-installer@v3.0.5...v3.1.0)

---
updated-dependencies:
- dependency-name: sigstore/cosign-installer
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/build.yml

@@ -167,7 +167,7 @@ jobs:
           password: ${{ secrets.GITHUB_TOKEN }}
 
       # Sign container
-      - uses: sigstore/cosign-installer@v3.0.5
+      - uses: sigstore/cosign-installer@v3.1.0
         if: github.event_name != 'pull_request'
 
       # Only needed when running `cosign sign` using a key