qcacmn: Copy the AKM into scan filter during STA connection

While processing the connect request from userspace the AKM
suite mapping is missing for FT-SuiteB and so an invalid value
is considered in scan filter during the candidate selection.
And so no candidate was available during the STA connection.

While parsing the RSN IE copy the AKM suite into the required
crypto param that will be used in the scan filter.

Change-Id: I58e191c7a9cf36d69f369b83c4c7e5bf1a144b5e
CRs-Fixed: 3813207