move nixos and darwin back into modules dir

modules/nixos/wsl/default.nix

@@ -0,0 +1,23 @@
+{ config, pkgs, lib, ... }: {
+
+  config = lib.mkIf (pkgs.stdenv.isLinux && config.wsl.enable) {
+
+    # Systemd doesn't work in WSL so these must be disabled
+    services.geoclue2.enable = lib.mkForce false;
+    location = { provider = lib.mkForce "manual"; };
+    services.localtimed.enable = lib.mkForce false;
+
+    # Used by NeoVim for clipboard sharing with Windows
+    # home-manager.users.${config.user}.home.sessionPath =
+    #   [ "/mnt/c/Program Files/win32yank/" ];
+
+    # Replace config directory with our repo, since it sources from config on
+    # every launch
+    system.activationScripts.configDir.text = ''
+      rm -rf /etc/nixos
+      ln --symbolic --no-dereference --force ${config.dotfilesPath} /etc/nixos
+    '';
+
+  };
+
+}