Change number of preferences showing in ConfigureWifiSettings.

Test: manual inspection.
Change-Id: If6a9f8ada05ef56f2db4d394903ccf839a184e98
diff --git a/src/com/android/settings/wifi/ConfigureWifiSettings.java b/src/com/android/settings/wifi/ConfigureWifiSettings.java
index 2b4743f..2a9c869 100644
--- a/src/com/android/settings/wifi/ConfigureWifiSettings.java
+++ b/src/com/android/settings/wifi/ConfigureWifiSettings.java
@@ -52,7 +52,7 @@
     @Override
     public void onAttach(Context context) {
         super.onAttach(context);
-        mProgressiveDisclosureMixin.setTileLimit(5);
+        mProgressiveDisclosureMixin.setTileLimit(4);
     }
 
     @Override