[automerge] [Telephony] Adjust the MobileNetworkActivity's reference 2p: 2860d6c45e

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/services/Telephony/+/17379423

Bug: 224400995
Change-Id: Ia8bb236d4c24e69ede2dd34b416503ae7935f7e4