Bump sigstore/cosign-installer from 3.6.0 to 3.7.0

Bumps [sigstore/cosign-installer](https://github.com/sigstore/cosign-installer) from 3.6.0 to 3.7.0.
- [Release notes](https://github.com/sigstore/cosign-installer/releases)
- [Commits](sigstore/cosign-installer@v3.6.0...v3.7.0)

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

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

.github/workflows/build.yaml

@@ -46,7 +46,7 @@ jobs:
         push: ${{ github.event_name != 'pull_request' }}
         tags: ${{ steps.meta.outputs.tags }}
         labels: ${{ steps.meta.outputs.labels }}
-    - uses: sigstore/cosign-installer@v3.6.0
+    - uses: sigstore/cosign-installer@v3.7.0
     - name: cosign
       if: ${{ github.event_name != 'pull_request' && startsWith(github.ref, 'refs/tags/')}}
       env: