Update vsix url.

Author: schungx

index.html

@@ -89,7 +89,7 @@ <h3 class="space-lg">Other resources</h3>
                     Reddit &ndash; <a href="https://www.reddit.com/r/Rhai">https://www.reddit.com/r/Rhai</a>
                 </p>
                 <p>
-                    <a href="https://marketplace.visualstudio.com/items?itemName=Aster.vscode-rhai">VS Code Plugin</a> &ndash; support <code>.rhai</code> script files for Visual Studio Code
+                    <a href="https://marketplace.visualstudio.com/items?itemName=rhaiscript.vscode-rhai">VS Code Plugin</a> &ndash; support <code>.rhai</code> script files for Visual Studio Code
                 </p>
             </main>
         </div>