update nix/go-ethereum.nix

Author: songgaoye

nix/go-ethereum.nix

@@ -29,9 +29,10 @@ buildGoModule rec {
   proxyVendor = true;
   vendorHash = "sha256-R9Qg6estiyjMAwN6tvuN9ZuE7+JqjEy+qYOPAg5lIJY=";
 
-
   doCheck = false;
 
+  outputs = [ "out" ] ++ bins;
+
   # Move binaries to separate outputs and symlink them back to $out
   postInstall = lib.concatStringsSep "\n" (
     builtins.map (
@@ -40,8 +41,6 @@ buildGoModule rec {
     ) bins
   );
 
-  outputs = ["out"] ++ bins;
-
   subPackages = [
     "cmd/abidump"
     "cmd/abigen"