content/add-to-config: update the overlay in advanced configuration

beginner mistake, used final instead of prev; nix-direnv performs a
weird self recursion, exclude it for now.

Signed-off-by: Raito Bezarius <[email protected]>

Author: Raito Bezarius

content/add-to-config.md

@@ -72,9 +72,8 @@ Add the following code to your NixOS configuration:
 { pkgs, ... }:
 {
   nixpkgs.overlays = [ (final: prev: {
-    inherit (final.lixPackageSets.stable)
+    inherit (prev.lixPackageSets.stable)
       nixpkgs-review
-      nix-direnv
       nix-eval-jobs
       nix-fast-build
       colmena;

content/add-to-config.md.in

@@ -72,9 +72,8 @@ Add the following code to your NixOS configuration:
 { pkgs, ... }:
 {
   nixpkgs.overlays = [ (final: prev: {
-    inherit (final.lixPackageSets.stable)
+    inherit (prev.lixPackageSets.stable)
       nixpkgs-review
-      nix-direnv
       nix-eval-jobs
       nix-fast-build
       colmena;