Go for it!
I doubt the vast majority of people would have in mind the name of a minor character in a young adult franchise when they hear the name. Plus, the Twilight mania peaked years ago and now that the books and movies are over it’s fading fast into obscurity — by the time your daughter starts elementary school, the answer to “[name]Rosalie[/name] as in Twilight?” will be “What is Twilight?”.