Delete and upload voicemail as deleted on the VM server

When a voicemail is deleted we mark it as deleted in the database. However to ensure that a voicemail gets deleted on the server, we need to upload it as well by forcing a upload sync, which we do after a successful marking it as deleted.

Bug: 73087132
Test: N/A
PiperOrigin-RevId: 185377828
Change-Id: Ia023cd7c5c283034c78022bcb6d4ce78e410de76