better string

src/gtkgui.glade

@@ -19475,7 +19475,7 @@ Offline</property>
 	  <child>
 	    <widget class="GtkComboBox" id="listen_sound_combobox">
 	      <property name="visible">True</property>
-	      <property name="items" translatable="yes">Nothing
+	      <property name="items" translatable="yes">No Sound
 Select Sound...</property>
 	      <property name="add_tearoffs">False</property>
 	      <property name="focus_on_click">True</property>