Add time slice duty cycle attribute into QCA vendor command

Add a new attribute into qca_wlan_vendor_attr_ll_stats_results to
support getting interface time slicing duty cycle info.

Signed-off-by: Jouni Malinen <jouni@codeaurora.org>

src/common/qca-vendor.h

@@ -3887,6 +3887,10 @@ enum qca_wlan_vendor_attr_ll_stats_results {
 	 * are 0-100.
 	 */
 	QCA_WLAN_VENDOR_ATTR_LL_STATS_CHANNEL_LOAD_PERCENTAGE = 86,
+	/* u8 value representing the time slicing duty cycle percentage.
+	 * Possible values are 0-100.
+	 */
+	QCA_WLAN_VENDOR_ATTR_LL_STATS_IFACE_INFO_TS_DUTY_CYCLE = 87,
 	/* keep last */
 	QCA_WLAN_VENDOR_ATTR_LL_STATS_AFTER_LAST,
 	QCA_WLAN_VENDOR_ATTR_LL_STATS_MAX =