[#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."}

The following actions uses node12 which is deprecated and will be forced to run on node16: actions/checkout@v2, actions/stale@v4, ./.github/actions/format-stale-output. For more info: https://github.blog/changelog/2023-06-13-github-actions-all-actions-will-run-on-node16-instead-of-node12-by-default/