chore: remove Docker and Docker Compose

When using Docker from the Nix store, I couldn't connect to it so I
uninstalled it and added it using the https://get.docker.com script.

I'm no longer using Docker Compose v1, so I can also remove the
`docker-compose` package.

configuration/pop-os/default.nix

@@ -12,8 +12,6 @@
   fonts.fontconfig.enable = true;
 
   home.packages = with pkgs; [
-    docker
-    docker-compose
     jetbrains-mono
   ];
 }