Remove rootless mode

It has never worked. Never had time to proper find a fix and documentation if it is still necessary inside LXC

hosts/portainer/default.nix

@@ -30,11 +30,8 @@ in
   };
 
   # Extra packages
-  environment = {
-    shellAliases = {
+  environment.shellAliases = {
       docker = "sudo docker";
-    };
-    systemPackages = with pkgs; [ ];
   };
 
   system.stateVersion = "24.11";

modules/virtualisation/docker.nix

@@ -16,10 +16,6 @@ in
     virtualisation = {
       docker = {
         storageDriver = "overlay2";
-        rootless = {
-          enable = true;
-          setSocketVariable = true;
-        };
       };
 
       oci-containers.backend = "docker";