modules/vim: fix augroup function

flake.nix

@@ -16,7 +16,7 @@
       mkNixeovim = { system, config }:
         let pkgs = import nixpkgs { inherit system; }; in
         import ./. { inherit config pkgs nix2lua; };
-      mkNixeovimPackage = args: (mkNixeovim args).build.neovim.package;
+      mkNixeovimPackage = args: (mkNixeovim args).build.neovim.toplevel;
     in
     {
       lib = { inherit mkNixeovim mkNixeovimPackage; };

modules/vim/augroup.nix

@@ -90,7 +90,7 @@ let
         config.event
         {
           inherit (config) pattern buffer desc callback command once nested;
-          group = call "vim.api.nvim_create_augroup" config.group;
+          group = call "vim.api.nvim_create_augroup" [ config.group { } ];
         }
 
       ];