Resolve "Some jobs running with docker service even if not needed."

Closes #51 (closed)

ci-templates/industrial-ci-templates.yml

 .industrial_ci:
   stage: build
-  before_script:
-    - apk add --update bash coreutils tar wget
-    - docker login tecnalia-docker-dev.artifact.tecnalia.com -u ${ARTIFACT_CI_USER} -p ${ARTIFACT_CI_TOKEN}
   services:
     - name: tecnalia-docker-dev.artifact.tecnalia.com/docker:dind
       alias: docker