docs: add missing 'Static APIs' link to React DOM reference page (#8127)

Author: martinrebo

src/content/reference/react/index.md

@@ -28,6 +28,7 @@ React-dom contains features that are only supported for web applications (which
 * [APIs](/reference/react-dom) - The `react-dom` package contains methods supported only in web applications.
 * [Client APIs](/reference/react-dom/client) - The `react-dom/client` APIs let you render React components on the client (in the browser).
 * [Server APIs](/reference/react-dom/server) - The `react-dom/server` APIs let you render React components to HTML on the server.
+* [Static APIs](/reference/react-dom/static) - The `react-dom/static` APIs let you generate static HTML for React components.
 
 ## React Compiler {/*react-compiler*/}