docs: minor correction to the focus-triggered popover demo explanation

docs/_includes/js/popovers.html

@@ -109,7 +109,7 @@ sagittis lacus vel augue laoreet rutrum faucibus.">
 {% endhighlight %}
 
   <h4>Dismiss on next click</h4>
-  <p>Use the <code>focus</code> trigger to dismiss popovers on their next click.</p>
+  <p>Use the <code>focus</code> trigger to dismiss popovers on the next click that the user makes.</p>
   <div class="bs-example" style="padding-bottom: 24px;">
     <button type="button" class="btn btn-lg btn-danger bs-docs-popover-dismiss" data-toggle="popover" title="Dismissible popover" data-content="And here's some amazing content. It's very engaging. Right?">Dismissible popover</button>
   </div>