afdo_tools: Replace gsutil with gsutil.py

gsutil.py is provided by depot_tools, and gsutil is provided
by gcloud cli. They are technically different versions at times,
but we should always be using the one provided in depot_tools while
it exists, to prevent unneeded host package dependencies.

BUG=b:328291076
TEST=run_tests_for.py afdo_tools/

Change-Id: I9f3008c41dc95c527a782ae3ddf941b1cf212088
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/toolchain-utils/+/5410943
Tested-by: Jordan Abrahams-Whitehead <ajordanr@google.com>
Reviewed-by: George Burgess <gbiv@chromium.org>
Commit-Queue: Jordan Abrahams-Whitehead <ajordanr@google.com>
1 file changed