ldpi: Add missing line in status_bar_expanded.xml

Was added to main layout in #5315, but wasn't added to ldpi overlay

Change-Id: Id844e20ac92180042f63dc1269c888dd464b4cc8

overlay/ldpi/frameworks/base/packages/SystemUI/res/layout/status_bar_expanded.xml

@@ -152,6 +152,7 @@
             <com.android.systemui.statusbar.CarrierLabel
                  android:gravity="bottom|right|center"
                  android:textAppearance="@style/TextAppearance.StatusBar.Title"
+                 android:singleLine="true"
                  android:background="@android:color/transparent"
                  android:layout_marginRight="6.0dip"
                  android:layout_width="fill_parent"