Update doc blocks for all app/

app/Providers/AuthServiceProvider.php

@@ -25,7 +25,5 @@ class AuthServiceProvider extends ServiceProvider
     public function boot(GateContract $gate)
     {
         parent::registerPolicies($gate);
-
-        //
     }
 }

app/Providers/EventServiceProvider.php

@@ -22,7 +22,5 @@ class EventServiceProvider extends ServiceProvider
     public function boot()
     {
         parent::boot();
-
-        //
     }
 }

app/Providers/RouteServiceProvider.php

@@ -19,13 +19,10 @@ class RouteServiceProvider extends ServiceProvider
     /**
      * Define your route model bindings, pattern filters, etc.
      *
-     * @param  \Illuminate\Routing\Router  $router
      * @return void
      */
     public function boot()
     {
-        //
-
         parent::boot();
     }