fix: remove backslash in hero CTA href (#1523)

Author: rafikalid

_includes/recipe-content-answer.html

@@ -15,7 +15,7 @@ <h4 class="subtitle" id="{{ step.title | slugify }}">
               {% if section.render.skip != true %}
 
         <div class="ctas" data-swiftype-index="false">
-          <a href="https://www.confluent.io/confluent-cloud/tryfree/\?next=tutorials/ksql-recipe-{{ page.static_data }}" class="btn-island">Launch recipe in Confluent Cloud</a>
+          <a href="https://www.confluent.io/confluent-cloud/tryfree/?next=tutorials/ksql-recipe-{{ page.static_data }}" class="btn-island">Launch recipe in Confluent Cloud</a>
         </div>
 
               {% endif %}