apq8064-common: Simplify BT initialization

Change-Id: I487dfa8f64e0c47c5c8241351243da0d71c09a13
Revert "Moar hax: Fetch the baseband version from the modem image"

This reverts commit 3b03a0b976c1ff45b0bde9e0e158b80653d2aac8, we
finally figured this thing out

Change-Id: I7711ca3675d8941bb0d5bb0ea85e1155f93f51e0
Merge branch "cm-11.0" into kylin