Merge "Broadcast data call list changed for data stall" into tm-dev am: 2f8e8f2f

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/opt/telephony/+/17768216



Change-Id: I41c843dda88f8679f831f1791f06ca11606bf43d
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>