Merge "Add aconfig flags for Connectivity FlaggedAPI annotations" into main am: 8c951c32df

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/2919646

Change-Id: Ic9cdfdf7a615cda177b5407c77b36726c47a8488
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>