qcacmn: Get wlan op mode from vdev for pktlog

To avoid using qcacld code in cmn, when getting
wlan op mode, using op mode info from vdev rather
adapter.

Change-Id: Ida5a7aa6c793e955122a4bbf3bf0fa1fa5cbf7a3
CRs-Fixed: 2412317
2 files changed