Telephony(MSIM): Disable user selection pop-up

Introduce below system proeprty to control AOSP
behavior of user selection of fallback preference
for sms/data user preference.
persist.radio.aosp_usr_pref_sel"

Change-Id: Ieeda31040de87b96b19598fb12d6a140edf8bd39
CRs-Fixed: 1015296