Fix 4462497: Make ownerinfo preference layout more dynamic

This fixes a bug where the EditText of OwnerInfo was partially
off-screen in portrait mode on 7" devices.

Change-Id: I8ba985ac6ce88bb42209a8a7f8acc5b4476fe8f2

res/layout/ownerinfo.xml

@@ -53,7 +53,7 @@
                 />
 
             <EditText android:id="@+id/owner_info_edit_text"
-                android:layout_width="480dip"
+                android:layout_width="match_parent"
                 android:layout_height="wrap_content"
                 android:layout_marginLeft="62dip"
                 android:layout_marginTop="40dip"