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]>

action.yml

@@ -13,7 +13,7 @@ runs:
   using: "composite"
   steps:
     - name: Install Cosign
-      uses: sigstore/cosign-installer@v3.6.0
+      uses: sigstore/cosign-installer@v3.7.0
       with:
         cosign-release: "v2.4.0"