Squashed 'ruby_ng/gitlab_to_datadog_webhook_worker/' changes from 451b372..39a4328

39a4328 Added yaml syntax highlighting. Fixed indention.

git-subtree-dir: ruby_ng/gitlab_to_datadog_webhook_worker
git-subtree-split: 39a4328b884c93cb9cfbf4ff842a45ddb56cbc7d
Merge commit 'a10f79b5bd50823500bffcd06746993fb439b333' into gitlab_to_datadog