(core) Update href in form.html

Summary: The "Build your own form" link now links to the Grist homepage.

Test Plan: Manual.

Reviewers: jarek

Reviewed By: jarek

Subscribers: jarek

Differential Revision: https://phab.getgrist.com/D4174

static/forms/form.html

@@ -65,7 +65,7 @@
               </a>
           </div>
           <div class='grist-form-confirm-build-form'>
-            <a class='grist-form-confirm-build-form-link' href="https://www.getgrist.com/forms/" target="_blank">
+            <a class='grist-form-confirm-build-form-link' href="https://www.getgrist.com" target="_blank">
               Build your own form
               <div class="grist-form-icon grist-form-icon-expand"></div>
             </a>