message: Add comment to changeset
diff: Add `*-credentials.yaml` to gitignore to prevent accidental commits of sensitive credential information.
  -To apply this change to an existing installation, add this line to your `.gitignore`
  +To apply this change to an existing installation, add these lines to your `.gitignore`
  ```gitignore
  +# Sensitive credentials
  *-credentials.yaml
  ```
  