Adding resizeMode to widget samples.

Change-Id: I60e43f4f2f3726f7b268f532f2da86913df72982
diff --git a/samples/StackWidget/res/xml/stackwidgetinfo.xml b/samples/StackWidget/res/xml/stackwidgetinfo.xml
index 8c2630f..6f59605 100644
--- a/samples/StackWidget/res/xml/stackwidgetinfo.xml
+++ b/samples/StackWidget/res/xml/stackwidgetinfo.xml
@@ -20,5 +20,6 @@
   android:updatePeriodMillis="3600000"
   android:previewImage="@drawable/preview"
   android:initialLayout="@layout/widget_layout"
-  android:autoAdvanceViewId="@id/stack_view">
-</appwidget-provider>
\ No newline at end of file
+  android:autoAdvanceViewId="@id/stack_view"
+  android:resizeMode="horizontal|vertical">
+</appwidget-provider>