Merge pull request #3767 from sadika9/fix_password_reset_guest_middleware

[5.2] Get guest middleware using guestMiddleware() method in ResetsPasswords

app/Http/Controllers/Auth/PasswordController.php

@@ -27,6 +27,6 @@ class PasswordController extends Controller
      */
     public function __construct()
     {
-        $this->middleware('guest');
+        $this->middleware($this->guestMiddleware());
     }
 }