[automerger skipped] DO NOT MERGE Update VTS tag version to V12.1_r5 am: f8a9ae4568 -s ours

am skip reason: subject contains skip directive

Original change: https://android-review.googlesource.com/c/platform/test/vts/+/2298721

Change-Id: Ic77c44085e3acd460069a04405c8c719a2e7f3cc
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>