override flysytem dir separator

Author: florisbosch

src/LogViewerServiceProvider.php

@@ -24,6 +24,7 @@ public function register()
         $this->app['config']['filesystems.disks.log-viewer-local'] = [
             'driver' => 'local',
             'root' => str_replace('\\', '/', storage_path('logs')),
+            'directory_separator' => '/'
         ];
 
         $this->app->bind('log-viewer', LogViewerService::class);