zenfone7: keylayout: Don't send key code

This prevents userspace from processing its events.

Fixes: https://gitlab.com/LineageOS/issues/android/-/issues/7397

[micky387] This event is controled by keyhandler in the DeviceParts in all cases.
Fix the large translucent white square on the lockscreen like on LOS report

Change-Id: I474cbab8c8fbf14b2defe76d8eb5c69a739a1697
2 files changed