remove package excel

bootstrap/app.php

@@ -97,7 +97,6 @@ $app->routeMiddleware([
 */
 
 $app->register(App\Providers\CatchAllOptionsRequestsProvider::class);
-
 $app->register(App\Providers\AuthServiceProvider::class);
 $app->register(Tymon\JWTAuth\Providers\LumenServiceProvider::class);
 $app->register(Flipbox\LumenGenerator\LumenGeneratorServiceProvider::class);