[#36521] Error when creating a comment: Validation Failed: {"resource":"IssueComment","code":"unprocessable","field":"data","message":"Cannot be modified since the issue has been converted to a discussion."}

[#36521] Error when updating this issue: Validation Failed: {"resource":"Issue","code":"custom","message":"Cannot be modified since it is being converted to a discussion."}

ubuntu-latest pipelines will use ubuntu-24.04 soon. For more details, see https://github.com/actions/runner-images/issues/10636