Do not log AT command traffic by default.
Do not log AT command traffic by default.

Bug: 2792732
Change-Id: I0ef25f38f38685291af6680cf653046eb391da5a

xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base