[automerger skipped] Move battery unplug command to the beginning of the test am: 9a2f096870 -s ours

am skip reason: Merged-In I08b38d9955c8cbb2d680e268c29368a4c0a7d144 with SHA-1 a3debae1eb is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/15344537

Change-Id: I15813be64ebdbb75ef1ec5eb7709562b4aba19e5