Update Docker login action to use PACKAGE_TOKEN

.github/workflows/container-build.yml

@@ -35,7 +35,7 @@ jobs:
         with:
           registry: ${{ env.REGISTRY }}
           username: ${{ github.actor }}
-          password: ${{ secrets.GITHUB_TOKEN }}
+          password: ${{ secrets.PACKAGE_TOKEN || secrets.GITHUB_TOKEN }}
 
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3