Convert supplicant service to use new AIDL interface.

Bug: 196235436
Test: Pass AIDL VTS tests and regression tests.
Change-Id: I0d7b75f526c13fc655a023d7dca088339b06b28e
diff --git a/wpa_supplicant/aidl/android.hardware.wifi.supplicant.xml b/wpa_supplicant/aidl/android.hardware.wifi.supplicant.xml
new file mode 100644
index 0000000..3dc9b02
--- /dev/null
+++ b/wpa_supplicant/aidl/android.hardware.wifi.supplicant.xml
@@ -0,0 +1,6 @@
+<manifest version="1.0" type="device">
+	<hal format="aidl">
+		<name>android.hardware.wifi.supplicant</name>
+		<fqname>ISupplicant/default</fqname>
+	</hal>
+</manifest>