Update haskell.nix

haskell.nix

@@ -1,13 +1,7 @@
 { # Fetch the latest haskell.nix and import its default.nix
   haskellNix ? import (builtins.fetchTarball "https://github.com/input-output-hk/haskell.nix/archive/master.tar.gz") {}
 
-# haskell.nix provides access to the nixpkgs pins which are used by our CI,
-# hence you will be more likely to get cache hits when using these.
-# But you can also just use your own, e.g. '<nixpkgs>'.
 , nixpkgsSrc ? haskellNix.sources.nixpkgs-2003
-
-# haskell.nix provides some arguments to be passed to nixpkgs, including some
-# patches and also the haskell.nix functionality itself as an overlay.
 , nixpkgsArgs ? haskellNix.nixpkgsArgs
 
 # import nixpkgs with overlays
@@ -18,4 +12,4 @@
     name = "marlowe";
     src = ./.;
   };
-}
+}