Example of release-please changelog update: https://github.com/googleapis/google-cloud-go/pull/12825/files#diff-d975bf659606195d2165918f93e1cf680ef68ea3c9cab994f033705fea8238b2R10
Example of missing in librarian changlelog: https://github.com/googleapis/google-cloud-go/pull/12870/files#diff-ed6b484ac554fd83b95eafad74fe749168f520df024b42378a92a40f9958e5c6R7