Development settings: Remove icon from root dialog

* Other dialogs in development settings don't have an icon anymore

Change-Id: If7784cf8d758ccce6d8dd3c2bae49ec8c6303336
(cherry picked from commit 170fead6cee543b9f24e9e9778a89c782e21a489)
Settings: [TEMP] Option to wake screen via HOME Button

This is a temporary stop gap measure

Default false

Requires device overlay

overlay/packages/apps/Settings/res/values/bools.xml

<!-- make home button wake configurable in display settings -->
<bool name="config_show_homeWake">true</bool>

(cherry picked from commit 78224c2676018cd28b212c1094e2b13c6dd2e108)