nixos: remove retired user accounts and related config

nixos/users.nix

@@ -28,17 +28,6 @@ in
 {
   security.sudo.wheelNeedsPassword = false;
   users.users = with keys; {
-    syncthing = {
-      extraGroups = [ "syncthing" "wheel" ];
-      home = "/var/lib/syncthing";
-      createHome = true;
-      openssh.authorizedKeys.keys = [giteaSecret] ++ kanivanKeys;
-    };
-    ivanm = userDefaults // {
-      extraGroups = extraGroupsWithWheel;
-      name = "ivanm";
-      openssh.authorizedKeys.keys = kanivanKeys;
-    };
     imalison = userDefaults // {
       extraGroups = extraGroupsWithWheel;
       name = "imalison";
@@ -55,11 +44,6 @@ in
       name = "dean";
       openssh.authorizedKeys.keys = kanivanKeys ++ deanKeys;
     };
-    will = userDefaults // {
-      extraGroups = extraGroupsWithWheel;
-      name = "will";
-      openssh.authorizedKeys.keys = kanivanKeys ++ willKeys;
-    };
     alex = userDefaults // {
       extraGroups = extraGroupsWithWheel;
       name = "alex";
@@ -70,26 +54,6 @@ in
       name = "loewy";
       openssh.authorizedKeys.keys = kanivanKeys ++ loewyKeys;
     };
-    mike = userDefaults // {
-      inherit extraGroups;
-      name = "mike";
-      openssh.authorizedKeys.keys = kanivanKeys ++ mikeKeys;
-    };
-    andy = userDefaults // {
-      inherit extraGroups;
-      name = "andy";
-      openssh.authorizedKeys.keys = kanivanKeys ++ andyKeys;
-    };
-    micah = userDefaults // {
-      inherit extraGroups;
-      name = "micah";
-      openssh.authorizedKeys.keys = kanivanKeys ++ micahKeys;
-    };
-    unprivileged = userDefaults // {
-      extraGroups = ["syncthing"];
-      name = "unprivileged";
-      openssh.authorizedKeys.keys = [giteaSecret] ++ kanivanKeys;
-    };
     ben = userDefaults // {
       inherit extraGroups;
       name = "ben";