message: Add changenote mentioning deprecation
diff: -# CodeQL Action and CodeQL Runner Changelog
  +# CodeQL Action Changelog
  ## [UNRELEASED]
  - Update default CodeQL bundle version to 2.8.3.
  +- The CodeQL runner is now deprecated and no longer being released. For more information, see [CodeQL runner deprecation](https://github.blog/changelog/2021-09-21-codeql-runner-deprecation/).
  ## 1.1.4 - 07 Mar 2022
  