[5/n] Add Debug support

Add the option to enable debug messages for a
specific component.

The default CompatUILogger implementation uses ProtoLog and
can be enabled/disabled using protolog commands.

Flag: com.android.window.flags.app_compat_ui_framework
Fixes: 323883854
Test: m

Change-Id: Iad7f0fb3c0783c1a43334408c53cdee1ef399579