Update caching in DisplayInfoProxy.

To include what DisplayInfoGroups changed and the source of the change.

Bug: 435146856
Bug: 431149632
Flag: com.android.server.display.feature.flags.enable_logging_for_display_events
Test: atest DisplayManagerServiceTest
Test: atest DisplayInfoTest
Test: atest LogicalDisplayTest
Change-Id: Ia3e60b989422a21d4e6ae6f68ea562f8212d6b89