Migrate SpeedDialUiLoader to use contact lookup URIs.

The changes in this CL improve the loader in the follow ways:
 - Speed: by reducing the number of queries
 - Long term accuracy: by using lookup URIs

This change also adds ViLTE presence and contact labels to
the results returned by the Loader.

Bug: 36841782,77724710,77725860
Test: SpeedDialUiLoaderTest
PiperOrigin-RevId: 193235046
Change-Id: If5e6aa821c8bad88dc77af81827abbd8e0f1b28e