helix: group node packages under nodePackages

roles/home/helix.nix

@@ -5,6 +5,13 @@ let
     python-lsp-server
     python-lsp-ruff
   ];
+  nodePkgs = with pkgs.nodePackages; [
+    vscode-langservers-extracted
+    typescript
+    svelte-language-server
+    yaml-language-server
+    typescript-language-server
+  ];
 in
 {
   home = {
@@ -54,13 +61,8 @@ in
       rust-analyzer
       nil
       texlab
-      nodePackages.vscode-langservers-extracted
-      nodePackages.typescript
-      nodePackages.svelte-language-server
-      nodePackages.yaml-language-server
-      nodePackages.typescript-language-server
       nixpkgs-fmt
       ruff
-    ] ++ pythonPkgs;
+    ] ++ pythonPkgs ++ nodePkgs;
   };
 }