mouse_cpi.sh: Set CPI for Lenovo Compact Keyboard BUG=chromium:430319 TEST=Manually tested keyboard with pointing and scrolling Change-Id: Ibb04d16ffe654fda9b4a15f387e1533e50d73531 Reviewed-on: https://chromium-review.googlesource.com/228297 Reviewed-by: Dennis Kempin <[email protected]> Tested-by: Andrew de los Reyes <[email protected]> Commit-Queue: Andrew de los Reyes <[email protected]>