Unbreak the build. Remove extra xml version definition.

Change-Id: I42f1c21143bef6181828d1135deaaf153acbf984
diff --git a/res/drawable/widgets_row_divider.xml b/res/drawable/widgets_row_divider.xml
index 46caacb..074d601 100644
--- a/res/drawable/widgets_row_divider.xml
+++ b/res/drawable/widgets_row_divider.xml
@@ -13,7 +13,6 @@
      See the License for the specific language governing permissions and
      limitations under the License.
 -->
-<?xml version="1.0" encoding="utf-8"?>
 <shape xmlns:android="http://schemas.android.com/apk/res/android" >
     <size android:width="@dimen/widget_row_divider" />
     <solid android:color="@color/widget_text_panel" />