Make remove litho builders more generic
Make remove litho builders more generic

Summary:
Changes:
* replace litho everywhere in the pass (pass name / file names / namespace / directory etc)
* 2 other small changes, will comment inline

Differential Revision: D13778283

fbshipit-source-id: 4e84ca4ca2bbc5d46f7c713b8d157a4d80f3b104

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