Revert "ghost: Use wcnss_service to initialize wifi"

This reverts commit 2f84e5d0f8a588b7b89b626bb35ae61844e85b9f.

Change-Id: I83ef309f73c66a8eef5c66fdde7ed0ace9970b21
Supply our own wpa_supplicant

* WifiHW is looking for one, so give it one

Signed-off-by: Brandon McAnsh <brandonm@matricom.net>