Populate RELATIVE_X and RELATIVE_Y motion range for touchpad pointer capture mode.

When input device is set to touchpad pointer capture mode, Populate
device info with motion range of RELATIVE_X and RELATIVE_Y axes.

Bug: 117859192
Test: atest inputflinger_tests

Change-Id: Ic963d0e718c669bd26dd7c83fba814fa29905fa6
2 files changed