qcacmn: Define test config attribute to configure HE SU PPDU Tx

Define new test config attribute to configure HE single user
PPDU transmission.

Change-Id: I4539ead98f31d0f0c4dee0534f6a8f29b8bd86cc
CRs-Fixed: 2322595
diff --git a/os_if/linux/qca_vendor.h b/os_if/linux/qca_vendor.h
index 18737b9..3e7f9b5 100644
--- a/os_if/linux/qca_vendor.h
+++ b/os_if/linux/qca_vendor.h
@@ -6198,6 +6198,14 @@
 	 */
 	QCA_WLAN_VENDOR_ATTR_WIFI_TEST_CONFIG_CLEAR_HE_OM_CTRL_CONFIG = 30,
 
+	/* 8-bit unsigned value to configure HE single user PPDU
+	 * transmission. By default this setting is disabled and it
+	 * is disabled in the reset defaults of the device configuration.
+	 * This attribute is used to configure the testbed device.
+	 * 1-enable, 0-disable
+	 */
+	QCA_WLAN_VENDOR_ATTR_WIFI_TEST_CONFIG_HE_TX_SUPPDU = 31,
+
 	/* keep last */
 	QCA_WLAN_VENDOR_ATTR_WIFI_TEST_CONFIG_AFTER_LAST,
 	QCA_WLAN_VENDOR_ATTR_WIFI_TEST_CONFIG_MAX =