create notification when register

app/Models/Notification.php

@@ -12,6 +12,6 @@ class Notification extends Model
 
     public function users(): \Illuminate\Database\Eloquent\Relations\BelongsToMany
     {
-        return $this->belongsToMany(User::class, 'user_notification', 'notification_id', 'user_id');
+        return $this->belongsToMany(User::class, 'notification_user', 'notification_id', 'user_id');
     }
 }