Tom Waits v. Frito-Lay and Bette Midler v. Ford, the artists were both successful in their cases against sound-alike singers. Those cases, however, involved advertising, so there's a lower bar to cross when suing for rights of publicity.

It sounds like Yung Gravy cleared the song but didn't clear the sample. So, he instead created an interpolation that is arguably indistinguishable from the original.