qcacld-3.0: Fix incompatible pointer compilation error in OCB

Typecast adapter->hdd_vdev to pointer of struct cdp_ctrl_objmgr_vdev
when invoking cdp_vdev_register().

Change-Id: Idc284726e1008ef69ec6ab0b53bc984f2bbb16b5
CRs-Fixed: 2313265
1 file changed