Merge "libmedia: Remove unused dependency on libprocessgroup" into main am:...

Merge "libmedia: Remove unused dependency on libprocessgroup" into main am: 3a82c7b0 am: 3b704f54

Original change: https://android-review.googlesource.com/c/platform/frameworks/av/+/3143003



Change-Id: I8835da4f3745bed10b7aa4d5895f97e6c573f025
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>