No. The point is not that she is getting noms because of Superbowl. With the superbowl it's just even more likely.
A lot of awards on the Grammys are given not just for the quality, but also other circumstances. It's not just with Katy, it has always been like that. Even with Gaga, Adele etc.
If katy is going to win, she will win rightfully for her talent. And you will deal.