Update facade docblocks

Author: taylorotwell

src/Illuminate/Support/Facades/Notification.php

@@ -31,6 +31,7 @@
  * @method static void assertCount(int $expectedCount)
  * @method static \Illuminate\Support\Collection sent(mixed $notifiable, string $notification, callable|null $callback = null)
  * @method static bool hasSent(mixed $notifiable, string $notification)
+ * @method static \Illuminate\Support\Testing\Fakes\NotificationFake serializeAndRestore(bool $serializeAndRestore = true)
  * @method static array sentNotifications()
  * @method static void macro(string $name, object|callable $macro)
  * @method static void mixin(object $mixin, bool $replace = true)