bluetooth: enable BLE

I had in mind to test these but apparently recent merges to bluedroid
from CAF requires BLE flags to be turned on so now these are enabled
without much testing.

Change-Id: I6714210c4851b465aa7c3f4e1e4464af58fc4208
Merge branch 'cm-11.0' of https://github.com/Mustaavalkosta/android_device_htc_ace into cd-4.4