drone.yml updated

.drone.yml

@@ -52,15 +52,15 @@ pipeline:
       - vendor/phpunit/phpunit/phpunit -c phpunit.xml.dist
 
  docker:
+   privileged: true
    repo : docker.infra.flowdat.com/fd3/cablemodem
    image: plugins/docker
    email: luciano@interlink.com.ar
    registry: docker.infra.flowdat.com
-   tag:
-     - latest
+   tag: latest
    when:
      event: [push]
-     branch: [master]
+     branch: master
 
  docker_tag:
   privileged: true