Add Wifi HAL hostapd AIDL interface definitions.

Add AIDL version of Wifi HAL hostapd interfaces, converted from
android.hardware.wifi.hostapd@1.3 HIDL interfaces.

Bug: 194806512
Test: m android.hardware.wifi.hostapd-update-api
Change-Id: I1035f8bc9171e59967448fa438f2cc79ad53c066
diff --git a/wifi/hostapd/aidl/vts/OWNERS b/wifi/hostapd/aidl/vts/OWNERS
new file mode 100644
index 0000000..2a7a7b0
--- /dev/null
+++ b/wifi/hostapd/aidl/vts/OWNERS
@@ -0,0 +1,2 @@
+etancohen@google.com
+lzye@google.com