Upgrade toybox to d01b02f138ffac169d8b956a2e532518f4b7864a

This project was upgraded with external_updater.
Usage: tools/external_updater/updater.sh update toybox
For more info, check https://cs.android.com/android/platform/superproject/+/master:tools/external_updater/README.md

Test: TreeHugger
Change-Id: Iec8b9d03bf7925931156d46acc9496933fe18a37