add to .bat, remove from smoke_test.py

Author: Dan-Flores

packaging/build_ffmpeg.bat

@@ -1,3 +1,9 @@
+:: Copyright (c) Meta Platforms, Inc. and affiliates.
+:: All rights reserved.
+::
+:: This source code is licensed under the BSD-style license found in the
+:: LICENSE file in the root directory of this source tree.
+
 :: Taken from torchaudio
 @echo off
 

packaging/fake_smoke_test.py

@@ -1,9 +1,3 @@
-# Copyright (c) Meta Platforms, Inc. and affiliates.
-# All rights reserved.
-#
-# This source code is licensed under the BSD-style license found in the
-# LICENSE file in the root directory of this source tree.
-
 # This is a fake smoke test that runs on the test-infra instances after we build
 # a wheel. We cannot run a real smoke test over there, because the machines are
 # too old to even install a proper ffmpeg version - and without ffmpeg,