Merge pull request #1644 from izeye/polish-20230419

Polish "Pluggable HTTP client" section in reference docs

src/site/apt/index.apt

@@ -140,9 +140,9 @@ Pluggable HTTP client
 
   This library comes with a pluggable connector to use different HTTP client implementations
   through <<<HttpConnector>>>. In particular, this means you can use {{{https://square.github.io/okhttp/}OkHttp}},
-  so we can make use of it's HTTP response cache.
+  so we can make use of its HTTP response cache.
   Making a conditional request against the GitHub API and receiving a 304 response
-  {{{https://docs.github.com/en/rest/overview/resources-in-the-rest-api#conditional-requests}does not count against the rate limit}}.
+  {{{https://docs.github.com/en/rest/overview/resources-in-the-rest-api?apiVersion=2022-11-28#conditional-requests}does not count against the rate limit}}.
 
   The following code shows an example of how to set up persistent cache on the disk: