Adding mightymac

This adds all the code needed to get mightmac setup, at least to start
with. A couple of other things were changed to account for this being
the first Apple Silicon Mac I have used.

Additionally, I have restricted VLC to only select Macs now due to
using a custom build of it on my work computer.

modules/system/common/all-darwin.nix

@@ -42,6 +42,7 @@
       "angry-ip-scanner"
       "audacity"
       "balenaetcher"
+      #"displaylink"
       "element"
       "firefox"
       "font-hack-nerd-font"
@@ -66,7 +67,6 @@
       "sonos"
       "tailscale"
       "vivaldi"
-      "vlc"
       "zoom"
     ];
     masApps = {
@@ -87,12 +87,15 @@
         "auto-allocate-uids"
         "flakes"
         "nix-command"
+        "repl-flake"
       ];
       trusted-users = [ "@admin" "${username}" ];
     };
     extraOptions = ''
       # Generated by https://github.com/DeterminateSystems/nix-installer, version 0.11.0.
       extra-nix-path = nixpkgs=flake:nixpkgs
+      # Uncoment below after validation bug is fixed
+      #upgrade-nix-store-path-url = https://install.determinate.systems/nix-upgrade/stable/universal
     '';
   };