Add missing mailer always-functions to facade docblock (#40561)

Author: dennisprudlo

src/Illuminate/Support/Facades/Mail.php

@@ -6,6 +6,10 @@
 
 /**
  * @method static \Illuminate\Mail\Mailer mailer(string|null $name = null)
+ * @method static void alwaysFrom(string $address, string|null $name = null)
+ * @method static void alwaysReplyTo(string $address, string|null $name = null)
+ * @method static void alwaysReturnPath(string $address)
+ * @method static void alwaysTo(string $address, string|null $name = null)
  * @method static \Illuminate\Mail\PendingMail bcc($users)
  * @method static \Illuminate\Mail\PendingMail to($users)
  * @method static \Illuminate\Support\Collection queued(string $mailable, \Closure|string $callback = null)