Removed stale comment

I think I'd be over-engineering this if I tried making thingsl like the
menu and terminal generic (this is my own custom config after all).

modules/home/windowManagers/sway/default.nix

@@ -15,7 +15,6 @@
   down = "j";
   modifier = "Mod4";
 
-  # TODO: This assumes I'll be using fuzzel and kitty. Should make more generic.
   menu = "${pkgs.fuzzel}/bin/fuzzel";
   emoji_picker = "${pkgs.bemoji}/bin/bemoji -t";
   terminal = "${pkgs.kitty}/bin/kitty";