Stop using NetworkStack#checkNetworkStackPermission* am: 22694711c7

Original change: https://android-review.googlesource.com/c/platform/frameworks/opt/net/ethernet/+/1827093

Change-Id: I304701a1ad5be47bec534d679eca259b06cb084d
tree: 36d2155349dd0583e671c49a7497863c5bd93a8e
  1. service-t/
  2. tests/