blue: update phone overlay

enable tty
enable OtaShowListeningScreen
enable dtmf tone
remove ignore_sim_network_locked_events

source:
https://github.com/sonyxperiadev/device-sony-lagan/blob/master/overlay/packages/apps/Phone/res/values/config.xml

Change-Id: I299f971bc6aeb908f6aa6a18b980d98d495bcac5