remove nix follows for flake-utils

Author: mookums

flake.nix

@@ -8,7 +8,6 @@
     iguana.inputs.nixpkgs.follows = "nixpkgs";
 
     flake-utils.url = "github:numtide/flake-utils";
-    flake-utils.inputs.nixpkgs.follows = "nixpkgs";
   };
 
   outputs =