Refactor: Rename displaysWithMousePointerAccelerationDisabled

- The displaysWithMousePointerAccelerationDisabled set has been renamed to displaysWithMouseScalingDisabled to better reflect its purpose.

Bug: 382276176
Test: atest CursorInputMapperUnitTest
Flag: com.android.hardware.input.pointer_acceleration
Change-Id: Id734b4ed2ec1eeaa8609438feb3bcf8df674e66b