Add a framework for Mouse-to-Touch per-app overrides compatibility

This adds internal APIs for implementing mouse-to-touch compatiblity
and it's per-app overrides.

Actual compatibility logic will be implemented in the next CL in
MouseToTouchProcessor.

Bug: 413207127
Test: MouseToTouchProcessorTest
Flag: com.android.hardware.input.mouse_to_touch_per_app_compat
Change-Id: Id9f216a55af01ac3216937e68769c80231bba7f3