Update unread voicemails as read in the NUI Voicemail by unbolding when expanded.

A voicemail will be marked as read when up tap on it. When it's unread its shown as a unbold voicemail. This CL marks a voicemail as read and updates the underlying table when its expanded.

Bug: 64882313,70950649
Test: Unit Tests
PiperOrigin-RevId: 179963238
Change-Id: Ia968178a49e2f7ae83b859dcdbda71acd5383f03
1 file changed