Merge "Add checks around CONTROL_VPN permission during prepare()" am: 04f3dc871d am: e9c82f087a am: b47252b556 am: dfe37ce169

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/2624812

Change-Id: I33fc6b1a19c84bc568e5492474b9da77cb5b7b48
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>