Fix switchbar margin

All screens have an up arrow or a drawer icon so the switchbar should
always have the subsettings margin.

Change-Id: If016dc718612d1a26c4e01a5e3f6c8f2f88c6fc1
Fixes: 27599891
diff --git a/res/values/themes.xml b/res/values/themes.xml
index c85a4f1..427e11f 100644
--- a/res/values/themes.xml
+++ b/res/values/themes.xml
@@ -198,8 +198,8 @@
     </style>
 
     <style name="ThemeOverlay.SwitchBar.Settings" parent="@android:style/ThemeOverlay.Material.Dark.ActionBar">
-        <item name="switchBarMarginStart">@dimen/switchbar_margin_start</item>
-        <item name="switchBarMarginEnd">@dimen/switchbar_margin_end</item>
+        <item name="switchBarMarginStart">@dimen/switchbar_subsettings_margin_start</item>
+        <item name="switchBarMarginEnd">@dimen/switchbar_subsettings_margin_end</item>
         <item name="switchBarBackgroundColor">@color/switchbar_background_color</item>
     </style>