qcacmn: Pass beacon tx rate value to FW

Set bcn_tx_rate when send WMI_VDEV_START_REQUEST_CMDID to FW.

Change-Id: I402d996fe4382d8dfd765e3bf7957d4696549b00
CRs-Fixed: 2097703

wmi_unified_tlv.c

@@ -343,6 +343,10 @@ static QDF_STATUS send_vdev_start_cmd_tlv(wmi_unified_t wmi_handle,
 	cmd->beacon_interval = req->beacon_intval;
 	cmd->dtim_period = req->dtim_period;
 
+	cmd->bcn_tx_rate = req->bcn_tx_rate_code;
+	if (req->bcn_tx_rate_code)
+		cmd->flags |= WMI_UNIFIED_VDEV_START_BCN_TX_RATE_PRESENT;
+
 	if (!req->is_restart) {
 		cmd->beacon_interval = req->beacon_intval;
 		cmd->dtim_period = req->dtim_period;