ADD: FAQ link to hiring page

Author: hyeondo-jang

hiring.html

@@ -141,6 +141,7 @@ <h2>Note on Hiring</h2>
 Please review carefully the guidance below and submit this <a href="https://docs.google.com/forms/d/e/1FAIpQLSeITIA67th-wepqXm2mbmnzgiVr25PoCd207wVdYgKp8vAsYA/viewform" target="_blank">application form</a> if you’re applying for a position. 
 While we encourage you to contact us with any inquiries, please be aware that due to the high volume of emails, 
 we may not be able to offer individual responses.
+Common questions for joining our lab are answered <a href="https://docs.google.com/document/d/1WpqUZykSroao9HtoDGI8H0tOXZUqEcWWOWvRDrSOcrU/edit?tab=t.0" target="_blank">here</a> — we encourage you to check it out first.
 </p>
 
 <h2>Internship</h2>