将通知设置为作业时，Laravel 8不会发送电子邮件通知

php artisan make:job SendEmailNotification

<?php

namespace App\Jobs;

use Illuminate\Bus\Queueable;
use Illuminate\Contracts\Queue\ShouldQueue;
use Illuminate\Foundation\Bus\Dispatchable;
use Illuminate\Queue\InteractsWithQueue;
use Illuminate\Queue\SerializesModels;
use Illuminate\Notifications\Notifiable;

class SendEmailNotification implements ShouldQueue
{
    use Dispatchable, InteractsWithQueue, Queueable, SerializesModels, Notifiable;

    public function handle()
    {
        $this->notify(new \App\Notifications\EmailNotification());
    }
}

public function routeNotificationForMail()
{
    return 'example@example.com';
}

use App\Jobs\SendEmailNotification;

SendEmailNotification::dispatch();