cfg80211: pass station supported channel and oper class info.

The information of the peer's supported channels and supported operating
classes are required for the driver to perform TDLS off channel
operations. This commit enhances the function nl80211_(new)set_station
to pass this information of the peer to the driver.

CRs-fixed: 595620
Change-Id: Ibe49b92bb292209f9eaf13530026c1dfea1de052
Signed-off-by: Naresh Jayaram <njayar@codeaurora.org>