fix lint
fix lint

Summary: Fix FLAKE8 lint about redefintion of 'getdeps' variable

Reviewed By: HarveyHunt

Differential Revision: D32644576

fbshipit-source-id: 9c3b4ef54d2278238c3dc88a4969e34e24976a3d

nodakai/watchman,nodakai/watchman,facebook/watchman,facebook/watchman,facebook/watchman,facebook/watchman,nodakai/watchman,facebook/watchman,facebook/watchman,nodakai/watchman,facebook/watchman,facebook/watchman,nodakai/watchman,nodakai/watchman,facebook/watchman,nodakai/watchman,nodakai/watchman,nodakai/watchman