[Feature]add MT2731_MP2_MR2_SVN388 baseline version

Change-Id: Ief04314834b31e27effab435d3ca8ba33b499059
diff --git a/src/connectivity/network_cfg/wifi_mac/README b/src/connectivity/network_cfg/wifi_mac/README
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+This directory contains Wi-Fi test tool function
+
+
+WHAT IT DOES?
+=============
+It provide test tool for Wi-Fi HW related test
+
+
+HOW IT WAS BUILT?
+==================
+It needs the following libs from AOSP:
+1. libcutils
+
+and the following libs from MediaTek:
+1. libwifitest
+
+All source/dependency modules of this module are already put in
+'hardware/mediatek/wlan/wifi_hw_test_tool' folder.
+
+
+HOW TO USE IT?
+==============
+Files in this directory is used for Wi-Fi test tool
+
+
+All the source code of this directory were written by MediaTek co..
+