However, given the nature of the question, I feel it's more relevant here. StackOverflow also says that it's too old to migrate. Will deleting it from there be sufficient to remove the on-hold status?
Not sure what the right thing to do is since the SO version is too old to migrate and can't be deleted with an accepted answer. I just reopened our version so you can post the answer (and edit it out of the question), and I guess we'll have both around, which is unfortunate for the people who find the SO version