[automerger skipped] DO NOT MERGE: Bump VTS version to 12.1_R7 am: 083baa1d9d -s ours am: 83e0bc2ea3 -s ours

am skip reason: subject contains skip directive

Original change: https://android-review.googlesource.com/c/platform/test/vts/+/2541970

Change-Id: Icb910b0eb3f1885ea4c0d30777e57f9b9690aaec
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>