Merge changes from topics "ServiceState#dataRegState", "ServiceState#duplexMode" am: d535149b47 am: e38228e1ac am: 941982d3ec am: 6e52eb2533

Original change: https://android-review.googlesource.com/c/platform/packages/services/Telephony/+/1636721

Change-Id: If62d7e9545f8e82a26c5401067c31055f2d7b633