fix: do not require image signing during pr (#27)

.github/workflows/pull_request.yml

@@ -141,7 +141,7 @@ jobs:
  - name: Release via GoReleaser
  uses: goreleaser/goreleaser-action@v6
  with:
- args: -p 3 release --snapshot --clean --skip=publish --timeout 60m0s
+ args: -p 3 release --snapshot --clean --skip=publish --timeout 60m0s --skip sign
  version: latest
  env:
  GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}