Enhancement isnt a big deal. People enhance photos all the time, clean up images in editing software with single click functions, all that. So not a big deal. But if you feel better doing this, that's more important than anything else.
Viewing post in HUGE UPDATE: no more AI; new art by NewmoniaCute comments
In the end, it wasn't really an enhancement though. The final images looked nothing like my awful MS Paint art, so I cheated. I was running out of time, since it was for a jam, but still, using AI has haunted me ever since, and I like this game, so I'm happy that now people can play it without having to worry about the use of AI art