Merge "Update datagram transfer state." into udc-dev am: 154856f6 am: 07cfe2f7

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/opt/telephony/+/21892185



Change-Id: I80f58b8147ac3d1c978aaaa91fdeab00ca125654
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>