staging: Add qcom prima

* LNX.LA.3.5.1.1-07000-8x74.0

Change-Id: I15e765276cbba451e3a19a3f5a45bbb958bd3ab0
defconfigs: rhine: Enable prima WLAN

Change-Id: I4b636cdeb0040d9168c9e1f693150a10a78de8c8