patch applied (ghc): Fix a comment typo

[Ian Lynagh]

Mon May 19 02:41:26 PDT 2008  Ian Lynagh <igloo at earth.li>
  * Fix a comment typo

    M ./compiler/typecheck/TcUnify.lhs -1 +1

View patch online:
http://darcs.haskell.org/ghc/_darcs/patches/20080519094126-3fd76-538aa0cd28ab53b832500763445f6cf530b3d08a.gz