Add missing dependency on libfb in Redex tests
Add missing dependency on libfb in Redex tests

Reviewed By: emma0303

Differential Revision: D6688313

fbshipit-source-id: c2e32dd99772954b9540faa0c49aaf2d6f4ed12e

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