Merge "Use READ_PHONE_STATE when checking Carrier Configs." am: b9e51da2e8 am: 38cda37e44 am: 858c8c94c8

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/1489639

Change-Id: I3579a8295c70b2c6efad985f0cc2a570bb9e8257
tree: 07efcd07ef8d31eb0e35128966bd54b7948ad7bb
  1. tests/
  2. Tethering/