Merge "Give AppZygote process shared app GID." into main am: 22f8afbbe9

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/3288747

Change-Id: I2bf40ae6f30b63f4d385bb6ebedb8061dcb091bb
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>