qcacmn: WMI support to set autorate HE GI LTF combinations

WMI_VDEV_PARAM_AUTORATE_MISC_CFG is introduced to set
HE GI LTF combinations in case of autorate adaptation.
Add support for the same in host side wmi files.

Change-Id: Idf567d771539b17e669ddab8b85092e3cbf9d3c8
CRs-fixed: 2204393

wmi_unified_param.h

@@ -5762,6 +5762,7 @@ typedef enum {
 	wmi_vdev_param_rate_dropdown_bmap,
 	wmi_vdev_param_tx_power,
 	wmi_vdev_param_set_ba_mode,
+	wmi_vdev_param_autorate_misc_cfg,
 	wmi_vdev_param_max,
 } wmi_conv_vdev_param_id;