Merge "Add register_nsd_offload_engine to flags.aconfig" into main am: efffa949aa

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/2967143

Change-Id: Ie737358d07cbfafe0917553fe40a8b542ca52dc2
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>