docs: remove another "new" tag

Change-Id: I54d56f2090dee856741ea23028b51c85e526c46b

Author: scottamain

docs/html/sdk/sdk_toc.cs

@@ -101,7 +101,7 @@
       <span style="display:none" class="ja"></span>
       <span style="display:none" class="zh-CN"></span>
       <span style="display:none" class="zh-TW"></span></a>
-      <span class="new">new!</span></li>
+      </li>
     </ul>
   </li>
   <li>