Misc: Add nixfmt-tree and run nix fmt

modules/factory/mount-cifs.nix

@@ -1,13 +1,14 @@
 {
   config.flake.factory.mount-cifs =
-    { host
-    , resource
-    , destination
-    , credentials_path
-    , UID
-    , GID
-    ,
-    }: { pkgs, ... }: {
+    {
+      host,
+      resource,
+      destination,
+      credentials_path,
+      UID,
+      GID,
+    }:
+    { pkgs, ... }: {
       environment.systemPackages = with pkgs; [
         cifs-utils
       ];

modules/factory/user.nix

@@ -1,10 +1,12 @@
 { self, ... }: {
   config.flake.factory.user = username: isAdmin: {
     nixos."${username}" =
-      { lib
-      , pkgs
-      , ...
-      }: {
+      {
+        lib,
+        pkgs,
+        ...
+      }:
+      {
         users.users."${username}" = {
           isNormalUser = true;
           home = "/home/${username}";