Ensure project tool is producing valid yaml

Open

#24,918 opened on Jan 12, 2023 2 comments 0 reactions 1 assignee Claimed by @phlax View on GitHub

area/release bug no stalebot

Description

Seems like there may be some issues with the changelog file/s that are produced when running `release`

ref: https://github.com/envoyproxy/envoy/pull/24917#discussion_r1068605476

This issue has not been assessed yet.