reverse shebang

Summary: this runs on github... but also not what i really care about

Reviewed By: terrelln

Differential Revision: D57125977

fbshipit-source-id: 39d7fd319a0ce45a36ba11c4301f5a27356b6c9f

build/fbcode_builder/getdeps.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env fbpython
+#!/usr/bin/env python3
 # Copyright (c) Meta Platforms, Inc. and affiliates.
 #
 # This source code is licensed under the MIT license found in the