[automerger skipped] switch TelecomManager List getters to ParceledListSlice...

[automerger skipped] switch TelecomManager List getters to ParceledListSlice am: 960147d4 am: 02ee615e -s ours am: bd47a17d -s ours am: d18446cc -s ours am: e4519232 -s ours am: 38a2a3b1 -s ours

am skip reason: skipped by user tjstuart

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/services/Telecomm/+/19300198



Change-Id: Ib6af4060bfe2c9604fa960d56b46ee133d192d8a
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>