Merge "Throw if isUidNetworkingBlocked is called below U" into main am: 5784191a76 am: 41b9811422

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/3002349

Change-Id: I3ccbce4564c6e0b69f7385836d33cf1a524ad6d9
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>