Fix build
diff --git a/core/res/res/values/attrs.xml b/core/res/res/values/attrs.xml
index ae4fec5..60c70cf 100644
--- a/core/res/res/values/attrs.xml
+++ b/core/res/res/values/attrs.xml
@@ -1,4 +1,4 @@
-grav<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <!-- Copyright (C) 2006 The Android Open Source Project
 
      Licensed under the Apache License, Version 2.0 (the "License");