Revert "Apply fixes from StyleCI (pull request #6)"

This reverts pull request #6.

> This pull request applies code style fixes from an analysis carried out by [StyleCI](https://bitbucket.styleci.io).
> 
> For more information, click [here](https://bitbucket.styleci.io/analyses/a2Jl7D).

app/Providers/EventServiceProvider.php

@@ -1,24 +1,5 @@
 <?php
 
-/*
- * Copyright © 2020 Miguel Nogueira
- *
- *   This file is part of Raspberry Staff Manager.
- *
- *     Raspberry Staff Manager is free software: you can redistribute it and/or modify
- *     it under the terms of the GNU General Public License as published by
- *     the Free Software Foundation, either version 3 of the License, or
- *     (at your option) any later version.
- *
- *     Raspberry Staff Manager is distributed in the hope that it will be useful,
- *     but WITHOUT ANY WARRANTY; without even the implied warranty of
- *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *     GNU General Public License for more details.
- *
- *     You should have received a copy of the GNU General Public License
- *     along with Raspberry Staff Manager.  If not, see <https://www.gnu.org/licenses/>.
- */
-
 namespace App\Providers;
 
 use App\Listeners\LogAuthenticationFailure;
@@ -41,23 +22,23 @@ class EventServiceProvider extends ServiceProvider
     protected $listen = [
         Registered::class => [
             SendEmailVerificationNotification::class,
-            OnUserRegistration::class,
+            OnUserRegistration::class
         ],
         Failed::class => [
-            LogAuthenticationFailure::class,
+            LogAuthenticationFailure::class
         ],
         Login::class => [
-            LogAuthenticationSuccess::class,
+            LogAuthenticationSuccess::class
         ],
         'App\Events\ApplicationApprovedEvent' => [
-            'App\Listeners\PromoteUser',
+            'App\Listeners\PromoteUser'
         ],
         'App\Events\ApplicationDeniedEvent' => [
-            'App\Listeners\DenyUser',
+            'App\Listeners\DenyUser'
         ],
         'App\Events\UserBannedEvent' => [
-            'App\Listeners\OnUserBanned',
-        ],
+            'App\Listeners\OnUserBanned'
+        ]
     ];
 
     /**
@@ -67,6 +48,7 @@ class EventServiceProvider extends ServiceProvider
      */
     public function boot()
     {
+
         parent::boot();
 
         //