patch applied (packages/mtl): update broken URL as noticed by [email protected]

Simon Marlow <[email protected]> Thu, 18 Jan 2007 01:47:56 -0800

Newsgroups	gmane.comp.lang.haskell.cvs.all
Message-ID	<20070118094756.GA21081__18074.8589024462$1169113694$gmane$org@cvs.haskell.org>

Thu Jan 18 01:47:39 PST 2007  Simon Marlow <[email protected]>
  * update broken URL as noticed by [email protected]

    M ./Control/Monad/Writer.hs -1 +1