That's just how Itch is with games. Nothing to worry about
Wow, if you notice the question was asked half a year ago, the devs actually fixed the issue and it no longer triggers an anti-virus warning. Perhaps look at the age of the message before responding to something that was fixed.
Sorry, didn't reply at the time!
Well atleast i gave a answer. And it did make me laugh seeing how long ago it was posted now,