This CL updates ConnectivityDiagnostics permission checks in
ConnectivityService to only require location permission for Networks
that have TRANSPORT_WIFI. This change is consistent with the location
restrictions required for the transports themselves. Previously,
location permissions were required for all Network types.
Bug: 187310575
Test: atest ConnectivityServiceTest ConnectivityDiagnosticsManagerTest
Change-Id: I48806533e4e705d2d9be45f3b3d3931d9294b167
7474f67454