qcacmn: Send the vdev chain params to fw

Send the vdev nss, chain params to fw.

Change-Id: Ie62ea5001c579545b43b4c30ab15d9023e636042
CRs-Fixed: 2347628

wmi_unified_priv.h

@@ -271,6 +271,10 @@ QDF_STATUS (*send_vdev_create_cmd)(wmi_unified_t wmi_handle,
 QDF_STATUS (*send_vdev_delete_cmd)(wmi_unified_t wmi_handle,
 					  uint8_t if_id);
 
+QDF_STATUS (*send_vdev_nss_chain_params_cmd)(wmi_unified_t wmi_handle,
+					 uint8_t vdev_id,
+					 struct wlan_mlme_nss_chains *user_cfg);
+
 QDF_STATUS (*send_vdev_stop_cmd)(wmi_unified_t wmi,
 					uint8_t vdev_id);