Remove environment.systemPackages from VMs (#176)

Closes #25

Co-authored-by: kiara Grouwstra <kiara@procolix.eu>
Reviewed-on: Fediversity/Fediversity#176
Reviewed-by: kiara Grouwstra <kiara@procolix.eu>
Co-authored-by: Nicolas “Niols” Jeannerod <nicolas.jeannerod@moduscreate.com>
Co-committed-by: Nicolas “Niols” Jeannerod <nicolas.jeannerod@moduscreate.com>

infra/common/nixos/default.nix

@@ -1,4 +1,4 @@
-{ lib, pkgs, ... }:
+{ lib, ... }:
 
 let
   inherit (lib) mkDefault;
@@ -22,23 +22,4 @@ in
   nix.extraOptions = ''
     experimental-features = nix-command flakes
   '';
-
-  environment.systemPackages = with pkgs; [
-    (pkgs.vim_configurable.customize {
-      name = "vim";
-      vimrcConfig.packages.myplugins = with pkgs.vimPlugins; {
-        start = [ vim-nix ]; # load plugin on startup
-      };
-      vimrcConfig.customRC = ''
-        " your custom vimrc
-        set nocompatible
-        set backspace=indent,eol,start
-        " Turn on syntax highlighting by default
-        syntax on
-        " ...
-      '';
-    })
-    wget
-    subversion
-  ];
 }