chore: remove registration form

Author: jerelmiller

src/pages/nerd-days.js

@@ -233,13 +233,6 @@ const NerdDaysPage = () => {
                   <a href="mailto:[email protected]">[email protected]</a>.
                 </p>
               </div>
-              {/* <MarketoForm
-                id={4783}
-                title="REGISTER FOR NERD DAYS | AMERICAS"
-                munchkinId="412-MZS-894"
-                publishableKey="pk_4d10daa544de6f993a9a9ce002ccd1c6"
-                redirectLink="/nerd-days-thank-you"
-              /> */}
               <div>
                 <h3>Upcoming Nerd Days</h3>
                 <ul