InputDevice: switch Sony DualShock 4 to new touchpad stack

Bug: 329585708
Test: use the DS4's touchpad over USB and Bluetooth, check it works
      smoothly (or, as smoothly as it did with the old stack)
Test: atest inputflinger_tests
Change-Id: Ie57b7112bcaa2306b2b5171707822c46bc9f2c52
1 file changed