Delete all of the installer stuff from the 3rd party plugin

resources/stubs/modules/mail.stub

@@ -1,33 +0,0 @@
-<?php
-
-namespace $NAMESPACE$;
-
-use Illuminate\Bus\Queueable;
-use Illuminate\Mail\Mailable;
-use Illuminate\Queue\SerializesModels;
-use Illuminate\Contracts\Queue\ShouldQueue;
-
-class $CLASS$ extends Mailable
-{
-    use Queueable, SerializesModels;
-
-    /**
-     * Create a new message instance.
-     *
-     * @return void
-     */
-    public function __construct()
-    {
-        //
-    }
-
-    /**
-     * Build the message.
-     *
-     * @return $this
-     */
-    public function build()
-    {
-        return $this->view('view.name');
-    }
-}