Fix to show APN prefs correctly

Test: Settings -> Advanced -> Access Point Names

Change-Id: Ia3ad443ac056a877abd6cd258c2219d8ee6ff181
Signed-off-by: Taesu Lee <taesu82.lee@samsung.com>
diff --git a/res/layout/apn_preference_layout.xml b/res/layout/apn_preference_layout.xml
index 8b864f6..12693d4 100644
--- a/res/layout/apn_preference_layout.xml
+++ b/res/layout/apn_preference_layout.xml
@@ -38,7 +38,7 @@
         android:background="?android:attr/selectableItemBackground">
 
         <TextView
-            android:id="@+id/title"
+            android:id="@android:id/title"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:focusable="true"
@@ -46,7 +46,7 @@
             android:textAppearance="?android:attr/textAppearanceListItem" />
 
         <TextView
-            android:id="@+id/summary"
+            android:id="@android:id/summary"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:layout_below="@android:id/title"