haskell-hamlet: update to version 1.1.6.2

pkgs/development/libraries/haskell/hamlet/default.nix

···
 
 cabal.mkDerivation (self: {
   pname = "hamlet";
-  version = "1.1.6.1";
-  sha256 = "15jqlfb7l49xqd2szzjhffbnxs7azq85a759bbwx3jfxdz89cv0k";
+  version = "1.1.6.2";
+  sha256 = "00asrmyb4k9xpsbwwafm3rj1lisssrc3hj3dsr827w9x86xxargy";
   buildDepends = [
     blazeBuilder blazeHtml blazeMarkup failure parsec shakespeare text
   ];