fix: Action build job warning

Author: bestlong

.github/workflows/dockerpublish.yml

@@ -43,7 +43,7 @@ jobs:
 
       - name: Login to Docker Hub
         if: ${{ (github.repository == 'laradock/workspace') && (github.ref == 'refs/heads/master') }}
-        uses: docker/login-action@v1
+        uses: docker/login-action@v2
         with:
           username: ${{ secrets.DOCKER_HUB_USER }}
           password: ${{ secrets.DOCKER_HUB_PASSWORD }}