Update README.md

Author: RyanDaDeng

README.md

@@ -267,7 +267,7 @@ Example Usage
 If you manually assign a value to setScore($score), the code will fully skip your config file and force to check the score.
 
 ``` php
- GoogleReCaptchaV3::setScore($score)
+  GoogleReCaptchaV3::setScore($score)
                     ->setAction($action)
                     ->verifyResponse(
                         $request->input('g-recaptcha-response'),