Add a vintf fragment xml file for hostapd

This commit adds a vintf fragment xml file for hostpad to replace
the definitions in different device xml files.

Bug: 145780363
Test: builds and wifi softap works
Change-Id: I262470ca5046f4a4b2afe4f9cc567c181aef2cf2
diff --git a/hostapd/android.hardware.wifi.hostapd.xml b/hostapd/android.hardware.wifi.hostapd.xml
new file mode 100644
index 0000000..4dc1701
--- /dev/null
+++ b/hostapd/android.hardware.wifi.hostapd.xml
@@ -0,0 +1,11 @@
+<manifest version="1.0" type="device">
+    <hal format="hidl">
+        <name>android.hardware.wifi.hostapd</name>
+        <transport>hwbinder</transport>
+        <version>1.2</version>
+        <interface>
+            <name>IHostapd</name>
+            <instance>default</instance>
+        </interface>
+    </hal>
+</manifest>