"The language I used was unacceptable," she told her Instagram followers.
The Hold My Hand singer has sparked controversy following an appearance on Mo Gilligan's podcast.
The day will also launch a new Black-led comedy and unscripted primetime series.
The Bafta-winning comic will begin filming the second series of the ITV show next month.
Richard Ayoade hosted a ceremony like no other ever seen before.
The Crown, Fleabag and Giri/Haji are also among the top-nominated shows at this year's awards.