docs: continued doc updates for beta1

Signed-off-by: Sam Gammon <[email protected]>

Author: sgammon

Creative/images/benchmarks/graalpy-performance.png

@@ -73,6 +73,7 @@
             <toc-element topic="JavaScript-Tooling.md"/>
         </toc-element>
         <toc-element topic="TypeScript.md"/>
+        <toc-element topic="WebAssembly.md"/>
         <toc-element topic="Python.md">
             <toc-element topic="Python-Tooling.md"/>
         </toc-element>