Enable GHCR in use of go-with-releaser-image (#385)

Author: itzg

.github/workflows/release.yml

@@ -11,6 +11,7 @@ jobs:
     uses: itzg/github-workflows/.github/workflows/go-with-releaser-image.yml@main
     with:
       go-version: "1.24.2"
+      enable-ghcr: true
     secrets:
       image-registry-username: ${{ secrets.DOCKERHUB_USERNAME }}
       image-registry-password: ${{ secrets.DOCKERHUB_TOKEN }}