Add Wifi HAL supplicant AIDL interface definitions.

Converted from android.hardware.wifi.supplicant@1.4 HIDL interface.

Bug: 196235436
Test: m android.hardware.wifi.supplicant-update-api
BYPASS_INCLUSIVE_LANGUAGE_REASON=HE refers to High Efficiency

Change-Id: I9872f297450457c347fb5fe8cf4005b01d3ab1f6
diff --git a/wifi/supplicant/OWNERS b/wifi/supplicant/OWNERS
new file mode 100644
index 0000000..7febd60
--- /dev/null
+++ b/wifi/supplicant/OWNERS
@@ -0,0 +1,5 @@
+# Bug component: 33618
+arabawy@google.com
+etancohen@google.com
+gbiren@google.com
+lzye@google.com