fix some psr2 code

app/Http/Controllers/UserController.php

@@ -2,7 +2,7 @@
 
 namespace App\Http\Controllers;
 
-use App\Mail\newUserInvitation;
+use App\Mail\NewUserInvitation;
 use App\User;
 use App\Http\Resources\User as UserResource;
 use Illuminate\Http\Request;
@@ -27,7 +27,7 @@ class UserController extends Controller
         request()['password'] = Hash::make(Str::random(30));
         $user = User::create($this->validateData());
 
-        Mail::to($user->email)->send(new newUserInvitation($user));
+        Mail::to($user->email)->send(new NewUserInvitation($user));
 
         return (new UserResource($user))
             ->response()
@@ -36,7 +36,7 @@ class UserController extends Controller
 
     public function show(User $user)
     {
-        return New UserResource($user);
+        return new UserResource($user);
     }
 
     private function validateData()