Parse SMS locally upon error to get message ref

Parse the SMS locally to get the message ref when
onSmsReceived fails due to the platform being
unavailable. This allows the correct message ref
to be sent back via acknowledgeSms, instead of
the incorrect "0" value.

Bug: 74551838
Test: Manual
Merged-In: I3b75da909f1f07125c5696f7f9e525736732f3c1
Change-Id: I2f8128d8ff4e07bb3720a344cee70fa5fd5d7535