Settings: Wi-Fi WPS Materialized icon

Both aosp and factory images the icon is not visible

Let's make it visible and materialized.

Patchset: redraw vector and add xxxhdpi versions

Change-Id: I00580cfb719dd955f243b24afd186ee2c8f9cad0
Merge "Settings: Wi-Fi WPS Materialized icon" into lp5.0-caf
Merge remote-tracking branch 'slim/lp5.0-caf' into lp5.0-caf