Delete obsolete Haskell packages:

* comonad 1.1.1.6
 * comonad-transformers 2.1.2
 * semigroupoids 1.3.4
 * split 0.1
 * tagsoup 0.10.1
 * texmath 0.4

pkgs/development/libraries/haskell/comonad/1.1.1.6.nix

@@ -1,14 +0,0 @@
-{ cabal, semigroups, transformers }:
-
-cabal.mkDerivation (self: {
-  pname = "comonad";
-  version = "1.1.1.6";
-  sha256 = "1sg0pa7393mzfm27pl52nchplhkls3k0f4ff8vzk76wzrgvhysg5";
-  buildDepends = [ semigroups transformers ];
-  meta = {
-    homepage = "http://github.com/ekmett/comonad/";
-    description = "Haskell 98 compatible comonads";
-    license = self.stdenv.lib.licenses.bsd3;
-    platforms = self.ghc.meta.platforms;
-  };
-})