Update version-list.html

Author: Ellie-dynamsoft

_includes/version-list.html

@@ -1,6 +1,7 @@
 <span class="fullVersionHistory">
   <ul class="fullVersionInfo">
-    <li onclick="changeVersion(this)">Latest Version (18.5.1)</li>
+    <li onclick="changeVersion(this)">Latest Version <span class="docsLatestVersion"></span></li>
+    <li onclick="changeVersion(this)">Version 18.5.1</li>
     <li onclick="changeVersion(this)">Version 18.4</li>
     <li onclick="changeVersion(this)">Version 18.3</li>
     <li onclick="changeVersion(this)">Version 18.1</li>