CFI for individual subscriptions

Based on the subscription select the corresponding CFI from the resource
and display it on the UI.

Test: manual - Display the call forwarding indication at each SIM when
several SIM cards that enabled call forwarding or voicemail message
received are inserted.
Bug: 34871334
Change-Id: Ia9741c70e701cd5953881888751cd5ddf3203563
30 files changed