qcacmn: Define new test config for Tx beamformee NSTS

Add new wifi test config for Tx beamformee NSTS configuration

Change-Id: I60244985934c042a0b8178ace3a856de66bcaf61
CRs-Fixed: 2269068

os_if/linux/qca_vendor.h

@@ -6033,6 +6033,13 @@ enum qca_wlan_vendor_attr_wifi_test_config {
 	 */
 	QCA_WLAN_VENDOR_ATTR_WIFI_TEST_CONFIG_ENABLE_TX_BEAMFORMEE = 13,
 
+	/* 8-bit unsigned value to configure the tx beamformee number of
+	 * space-time streams.
+	 * This attribute is used to configure the testbed device.
+	 * The range of the value is 0 to 8
+	 */
+	QCA_WLAN_VENDOR_ATTR_WIFI_TEST_CONFIG_HE_TX_BEAMFORMEE_NSTS = 14,
+
 	/* keep last */
 	QCA_WLAN_VENDOR_ATTR_WIFI_TEST_CONFIG_AFTER_LAST,
 	QCA_WLAN_VENDOR_ATTR_WIFI_TEST_CONFIG_MAX =