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-transformers/2.1.2.nix

@@ -1,19 +0,0 @@
-{ cabal, comonad, contravariant, distributive, semigroupoids
-, semigroups, transformers
-}:
-
-cabal.mkDerivation (self: {
-  pname = "comonad-transformers";
-  version = "2.1.2";
-  sha256 = "0yhpsifnqxrg1p8f9hjslwkrakiaxa2kk9726q923a5sj225cvis";
-  buildDepends = [
-    comonad contravariant distributive semigroupoids semigroups
-    transformers
-  ];
-  meta = {
-    homepage = "http://github.com/ekmett/comonad-transformers/";
-    description = "Comonad transformers";
-    license = self.stdenv.lib.licenses.bsd3;
-    platforms = self.ghc.meta.platforms;
-  };
-})