Merge pull request select2#3637 from wobbie/master

fix: modify announcement 4.0 doc Tags example

Author: kevin-brown

docs/announcements-4.0.html

@@ -685,15 +685,15 @@ <h3 id="changed-data">
         </p>
 
 <pre class="prettyprint linenums">
-&lt;select data-select2-tags="[{id: '1', text: 'One', id: '2', text: 'Two'}]"&gt;&lt;/select&gt;
+&lt;select data-select2-tags='[{"id": "1", "text": "One"}, {"id": "2", "text": "Two"}]'&gt;&lt;/select&gt;
 </pre>
 
         <p>
           …then you should now declare it as…
         </p>
 
 <pre class="prettyprint linenums">
-&lt;select data-data="[{id: '1', text: 'One', id: '2', text: 'Two'}]" data-tags="true"&gt;&lt;/select&gt;
+&lt;select data-data='[{"id": "1", "text": "One"}, {"id": "2", "text": "Two"}]' data-tags="true"&gt;&lt;/select&gt;
 </pre>
 
         <h2 id="removed-methods">Deprecated and removed methods</h2>