[Feature]add MT2731_MP2_MR2_SVN388 baseline version

Change-Id: Ief04314834b31e27effab435d3ca8ba33b499059
diff --git a/meta/meta-mediatek/recipes-devtools/wpa2improvementsigma/mtkwpa2improvementsigma.bb b/meta/meta-mediatek/recipes-devtools/wpa2improvementsigma/mtkwpa2improvementsigma.bb
new file mode 100644
index 0000000..8e474e0
--- /dev/null
+++ b/meta/meta-mediatek/recipes-devtools/wpa2improvementsigma/mtkwpa2improvementsigma.bb
@@ -0,0 +1,8 @@
+DESCRIPTION = "Wi-Fi sigma tool for certification"
+LICENSE = "MediaTekProprietary"
+LIC_FILES_CHKSUM = "file://LICENSE;md5=d7810fab7487fb0aad327b76f1be7cd7"
+
+inherit workonsrc
+WORKONSRC = "${TOPDIR}/../src/devtools/wifi-sigma/wpa2-improvement-sigma"
+
+INSANE_SKIP_${PN} += "ldflags"