fix: generate event names from the event scope

... instead of the page title

See:
- foundation/foundation-sites#9151
- foundation/foundation-sites#10932
- foundation/foundation-sites#10555

templates/partials/javascript-reference.hbs

@@ -104,7 +104,7 @@
       </thead>
       {{#each js.event}}
         <tr>
-          <td><code>{{formatJsEventName this.name ../title}}</code></td>
+          <td><code>{{formatJsEventName this.name this.memberof}}</code></td>
           <td>{{this.description}}</td>
         </tr>
       {{/each}}