If those people are eligible to vote but choose not to, than that is their vote. It's not appropriate to second-guess people who abstain any more than it is to second-guess the ballots of those who do vote. There's only a problem if people who want to vote, and are eligible to, are being prevented from doing so.
If you're trying to engineer the process to contrive specific outcomes, that itself is anti-democratic.
If those people are eligible to vote but choose not to, than that is their vote. It's not appropriate to second-guess people who abstain any more than it is to second-guess the ballots of those who do vote. There's only a problem if people who want to vote, and are eligible to, are being prevented from doing so.
If you're trying to engineer the process to contrive specific outcomes, that itself is anti-democratic.