Initial setup of voicemail error messages

This CL setups the initial adapter logic to be able to display voicemail error messages.
The errors and the code to display those errors will be shown in a follow up CL.

Bug: 71700117
Test: N/A
PiperOrigin-RevId: 181210330
Change-Id: I5b9e9e675ad7a4825692fb93ca4237d05b0407f0
3 files changed