Merge branch 'prepare-k8s-deployment' into 'master'

run k8s destroy only on mr events

See merge request cocsn/gosdn!129

build/ci/.deploy-k8s.yml

@@ -55,8 +55,6 @@ deploy:latest:
 k8s:destroy:
   image: bitnami/kubectl:latest
   rules:
-    - if: $CI_COMMIT_BRANCH == "develop"
-    - if: $CI_COMMIT_BRANCH == $CI_DEFAULT_BRANCH
     - if: $CI_PIPELINE_SOURCE == "merge_request_event"
   before_script:
     - echo "override global before script"