disable tls for testing gitlab runner

Former-commit-id: 50449d3a1e4988d60c4da1180a57b58e3c13c4ac [formerly db39a29025cd4aa76e3b641bcad75b384c0deac4]
Former-commit-id: e9fa77c39563f2c5511d558efd6caa67a7837733

.gitlab-ci.yml

@@ -27,6 +27,7 @@ deploy:dev:
       alias: docker
   variables:
     CONTAINER_HOSTNAME: docker
+    DOCKER_TLS_CERTDIR: ""
   before_script:
     - docker info
     - docker login -u $CI_REGISTRY_USER -p $CI_REGISTRY_PASSWORD $CI_REGISTRY
@@ -48,6 +49,7 @@ deploy:prod:
       alias: docker
   variables:
     CONTAINER_HOSTNAME: docker
+    DOCKER_TLS_CERTDIR: ""
   before_script:
     - docker info
     - docker login -u $CI_REGISTRY_USER -p $CI_REGISTRY_PASSWORD $CI_REGISTRY