DSDA: Handle call resume failure

Handles the call resume failure across subscriptions. We will attempt to
auto-unhold the foreground call that was previously held as part of
the original operation to swap the foreground and background calls as it
is historically more likely to succeed.

Bug: 390116261
Flag: com.android.server.telecom.flags.enable_call_sequencing
Test: atest CallTest
Test: atest CallSequencingBasicCallTest
Change-Id: I966d7fdda9d507cb5a1b36cab3403bf27e1779d6