fix docker registry login

Author: spencerugbo

.github/workflows/ci.yml

@@ -224,8 +224,8 @@ jobs:
         uses: docker/login-action@9780b0c442fbb1117ed29e0efdff1e18412f7567 # v3.3.0
         with:
           registry: ${{ secrets.REGISTRY_URL }}
-          username: ${{ secrets.NGINX_LICENSE_JWT }}
-          password: "none"
+          username: ${{ secrets.REGISTRY_USERNAME }}
+          password: ${{ secrets.REGISTRY_PASSWORD }}
       - name: Run Integration Tests
         run: |
           go install github.com/goreleaser/nfpm/v2/cmd/nfpm@${{ env.NFPM_VERSION }}