Update pass name in docs
Update pass name in docs

Reviewed By: Feng23

Differential Revision: D23177924

fbshipit-source-id: 6e3d80bb117ceec1b2719b36f86bc9003df83748

facebook/redex,facebook/redex,facebook/redex,facebook/redex,facebook/redex,facebook/redex,facebook/redex,facebook/redex,facebook/redex