Add 2.0.1 release notes to site navigation sidebar

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: robertlazarski

src/site/site.xml

@@ -61,6 +61,7 @@
                 <item name="1.8.1" href="release-notes/1.8.1.html"/>
                 <item name="1.8.2" href="release-notes/1.8.2.html"/>
                 <item name="2.0.0" href="release-notes/2.0.0.html"/>
+                <item name="2.0.1" href="release-notes/2.0.1.html"/>
             </item>
             <item name="Modules" href="modules/index.html" />
             <item name="Tools" href="tools/index.html" />