Remove trailing spaces.

modules/demux/playlist/xspf.c

@@ -671,9 +671,9 @@ static bool set_option SIMPLE_INTERFACE
 
     /* re-convert xml special characters inside psz_value */
     resolve_xml_special_chars( psz_value );
-    
+
     input_item_AddOpt( p_input, psz_value, 0 );
-    
+
     return true;
 }