Update cosign version

Author: ajhai

.github/workflows/docker-images.yml

@@ -29,9 +29,9 @@ jobs:
       # https://github.com/sigstore/cosign-installer
       - name: Install cosign
         if: github.event_name != 'pull_request'
-        uses: sigstore/cosign-installer@v3.1.1
+        uses: sigstore/cosign-installer@v3.5.0
         with:
-          cosign-release: "v2.1.1"
+          cosign-release: "v2.2.4"
 
       # Setup QEMU for cross compilation
       - name: Set up QEMU