qcacld-3.0: Fix SAP vdev MAC different from adapter MAC
When switch wlan0 from STA to SAP mode, single link flag isn't set,
hdd_adapter_is_sl_ml_adapter returned false,
hdd_get_assoc_link_adapter didn’t return SAP adapter,
wrong MAC was copied to vdev in hdd_populate_vdev_create_params.
SAP started with wrong mac addr, which was different from real SAP
adapter mac.
To fix it, for SAP, copy MAC from adapter directly to vdev in
hdd_populate_vdev_create_params.
Change-Id: I5567cb83e4cc7d9f79979c3eea42760dab6c8926
CRs-Fixed: 3458921