Update github-container-registry.yml

Author: Roberto Sora

.github/workflows/github-container-registry.yml

@@ -17,10 +17,10 @@ jobs:
 uses: docker/login-action@master
 with:
 registry: ghcr.io
-username: ${{github.repository_owner }}
+username: arduinobot
 password: ${{secrets.CR_PAT }}
 
  - name: Publish
 run: |
  docker tag go-docker-mqtt-ubuntu-env ghcr.io/arduino/go-docker-mqtt-ubuntu-env:latest
- docker push ghcr.io/arduino/go-docker-mqtt-ubuntu-env
+ docker push ghcr.io/arduino/go-docker-mqtt-ubuntu-env