Merge "libprocessgroup: Stop services that have been migrated to another v2...

Merge "libprocessgroup: Stop services that have been migrated to another v2 cgroup" into main am: 57359b73 am: f6e3aa5b

Original change: https://android-review.googlesource.com/c/platform/system/core/+/2832972



Change-Id: Ib930be52a54e063644fb2f813b79e0857c7e180a
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>