Add vendor/opensource/hostapd-quantenna.

Change-Id: I234ebc646b04209db5cc6916a0a1e446c7ae48e0
diff --git a/default.xml b/default.xml
index df0c9de..71ff393 100644
--- a/default.xml
+++ b/default.xml
@@ -138,6 +138,7 @@
   <project name="vendor/opensource/ffmpeg"/>
   <project name="vendor/opensource/hdhomerun_plugin"/>
   <project name="vendor/opensource/hostap"/>
+  <project name="vendor/opensource/hostap" path="vendor/opensource/hostapd-quantenna" revision="refs/heads/hostapd-quantenna"/>
   <project name="vendor/opensource/libjingle"/>
   <project name="vendor/opensource/fallocate"/>
   <project name="vendor/opensource/pf_ring"/>