Update default API version date (#60184)

Author: subatoi

content/rest/about-the-rest-api/api-versions.md

@@ -32,7 +32,7 @@ You should use the `X-GitHub-Api-Version` header to specify an API version. For
 curl {% data reusables.rest-api.version-header %} https://api.github.com/zen
 ```
 
-Requests without the `X-GitHub-Api-Version` header will default to use the `{{ initialRestVersioningReleaseDate }}` version.
+Requests without the `X-GitHub-Api-Version` header will default to use the `2022-11-28` version.
 
 If you specify an API version that is no longer supported, you will receive a `400` error.