Update sigstore/cosign-installer action to v2.4.1

Author: renovate[bot]

.github/workflows/ci.yml

@@ -90,7 +90,7 @@ jobs:
           registry: ghcr.io
           username: ${{ github.actor }}
           password: ${{ secrets.GITHUB_TOKEN }}
-      - uses: sigstore/cosign-installer@536b37ec5d5b543420bdfd9b744c5965bd4d8730 # tag=v2.3.0
+      - uses: sigstore/cosign-installer@48866aa521d8bf870604709cd43ec2f602d03ff2 # tag=v2.4.1
       - name: Sign the images
         run: cosign sign ${TAGS}
         env: