[fixed] error in obj_din. Reported by Sten Mogon

locations/obj_din.qsrc

@@ -579,7 +579,7 @@ if $ARGS[0] = 'skill_format_func':
 			killvar 'temp'
 			exit
 		else
-			$ARGS[2] = stren_plus
+			$ARGS[2] = 'stren_plus'
 		end
 	end