add link to other products in summary box

_includes/summary-box.html

@@ -15,6 +15,9 @@ <h3 class="usa-summary-box__heading">Product Details</h3>
           <li>
             <a class="usa-summary-box__link" href="#planning-and-warehousing">Planning and Warehousing</a>
           </li>
+          <li>
+            <a class="usa-summary-box__link" href="#other-products">Other Products in Category</a>
+          </li>
         </ul>
       </div>
     </div>

_layouts/product.html

@@ -40,7 +40,7 @@ <h1 class="margin-top-0">{{ page.title }}</h1>
         {{ content }}
 
         {% assign related_products = site.products | where: "category", page.category %}
-        <h2>Other products in {{ page.category }}</h2>
+        <h2 id="other-products">Other products in {{ page.category }}</h2>
         <ul>
           {% for product in related_products %}
           {% if product.title != page.title %}