Adds a changelog for the 'move to bridge' work.

[mashhurs]

Thanks for contributing to Logstash! If you haven't already signed our CLA, here's a handy link: https://www.elastic.co/contributor-agreement/

[mergify]

This pull request does not have a backport label. Could you fix it @mashhurs? 🙏
To fixup this pull request, you need to add the backport labels for the needed
branches, such as:

• backport-8./d is the label to automatically backport to the 8./d branch. /d is the digit.
• If no backport is necessary, please add the backport-skip label

[elasticmachine]

💚 Build Succeeded

• Buildkite Build
• Commit: e142c42

History

• 💔 Build #647 failed e142c42

cc @mashhurs