Revert "fixing-typo"

This reverts commit f104789d

.gitlab-ci.yml

@@ -70,7 +70,6 @@ build:
     - docker build --cache-from "$IMAGE":$CI_COMMIT_REF_NAME -t "$IMAGE":$CI_COMMIT_REF_SLUG -t "$IMAGE":$CI_COMMIT_REF_NAME cache/
     - docker push "$IMAGE:$CI_COMMIT_REF_SLUG"
     - docker push "$IMAGE:$CI_COMMIT_REF_NAME"
-    - docker image ls 
   except:
     - master
 test: