fix: ALLOW_PUBLIC_ACCOUNT_CREATION flag does not show/hide signup btn above footer (#29261)

cms/templates/howitworks.html

@@ -153,6 +153,7 @@
   </section>
 </div>
 
+% if static.get_value('ALLOW_PUBLIC_ACCOUNT_CREATION', settings.FEATURES.get('ALLOW_PUBLIC_ACCOUNT_CREATION')):
 <div class="wrapper-content-cta wrapper">
   <section class="content content-cta">
     <header>
@@ -169,6 +170,7 @@
     </ul>
   </section>
 </div>
+% endif
 
 <div class="content-modal" id="hiw-feature1">
   <h3 class="title">${_("Outlining Your Course")}</h3>