build: skip image signing

Author: lirantal

.github/workflows/docker-publish-to-github.yml

@@ -47,19 +47,3 @@ jobs:
           push: true
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}
-          
-      - name: Cosign install
-        uses: sigstore/cosign-installer@v3.8.2
-              
-      - name: Sign the published container image
-        env:
-          COSIGN_PRIVATE_KEY: ${{ secrets.COSIGN_PRIVATE_KEY }}
-          COSIGN_PASSWORD: ${{ secrets.COSIGN_PASSWORD }}
-          TAGS: ${{ steps.meta.outputs.tags }}
-        run: |
-          cosign sign --key env://COSIGN_PRIVATE_KEY ${TAGS} \
-            -a "repo=${{ github.repository }}" \
-            -a "workflow=${{ github.workflow }}" \
-            -a "ref=${{ github.sha }}" \
-            -a "actor=${{ github.actor }}" \
-            -a "build=${{ github.run_id }}"