Return to using haskell.nix's choice of hackage.nix

Author: neilmayhew

flake.lock

@@ -3,14 +3,7 @@
 
   inputs = {
 
-    hackageNix = {
-      url = "github:input-output-hk/hackage.nix";
-      flake = false;
-    };
-    haskellNix = {
-      url = "github:input-output-hk/haskell.nix";
-      inputs.hackage.follows = "hackageNix";
-    };
+    haskellNix.url = "github:input-output-hk/haskell.nix";
 
     nixpkgs.follows = "haskellNix/nixpkgs-unstable";
     iohkNix.url = "github:input-output-hk/iohk-nix";