added volunteer link

Author: janekhuong

assets/email/statusEmail/Declined.hbs

@@ -392,6 +392,8 @@
                                                 <br><br>
                                                 We received an overwhelming number of applicants this year and
                                                 unfortunately can't accept everyone. We encourage you to apply again in the future.
+                                                <br><br>
+                                                If you would still like to get involved with McHacks, <a href="https://docs.google.com/forms/d/e/1FAIpQLSfR2RBNUKl2I52UDEFsNKXno-jhsBBHyCCpYqSmvlPSgpDfYA/viewform">apply to be a volunteer</a>!
                                                 <br><br>
                                                     As a reminder, there is an ongoing <b>Backboard.io x McHacks challenge</b>, where anyone can build any project with the <a href="https://app.backboard.io/docs">Backboard API</a> for a chance to <b>win $1000!</b> <u>The submission deadline is <b>January 14th at 11:59 PM</b></u>.
                                                     <br><br>