SetupWizard: Fix padding

Change-Id: Iedaaeca47a2ce944ea633490aa59f285436bbf05
diff --git a/res/values/styles.xml b/res/values/styles.xml
index 8568015..fb5df89 100644
--- a/res/values/styles.xml
+++ b/res/values/styles.xml
@@ -56,6 +56,7 @@
 
     <style name="SpinnerItem">
         <item name="android:textSize">15sp</item>
+        <item name="android:paddingLeft">@dimen/content_margin_left</item>
     </style>
 
     <style name="ButtonBar" parent="@android:style/Widget.Material.ActionButton">