bisect-kit: revise android push_to_device.py handling

Due to recent changes of push_to_device.py:
 - The global push_to_device.py was removed.
 - push_to_device.py added more dependencies.

BUG=None
TEST=run switch_arc_prebuilt.py

Change-Id: I1ee14b472c91e012d4053f3ff3f6ac40143ca87c
Reviewed-on: https://chromium-review.googlesource.com/1166613
Commit-Ready: Kuang-che Wu <kcwu@chromium.org>
Tested-by: Kuang-che Wu <kcwu@chromium.org>
Reviewed-by: Chung-yih Wang <cywang@chromium.org>
3 files changed