doc: add links to Stream section

PR-URL: #24301
Reviewed-By: Vse Mozhet Byt <vsemozhetbyt@gmail.com>
Reviewed-By: Richard Lau <riclau@uk.ibm.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>

Author: dmitigr

doc/api/http.md

@@ -2112,3 +2112,4 @@ not abort the request or do anything besides add a `'timeout'` event.
 [`socket.unref()`]: net.html#net_socket_unref
 [`url.parse()`]: url.html#url_url_parse_urlstring_parsequerystring_slashesdenotehost
 [Readable Stream]: stream.html#stream_class_stream_readable
+[Stream]: stream.html#stream_stream

doc/api/http2.md

@@ -3402,6 +3402,7 @@ following additional properties:
 [HTTPS]: https.html
 [Performance Observer]: perf_hooks.html
 [Readable Stream]: stream.html#stream_class_stream_readable
+[Stream]: stream.html#stream_stream
 [RFC 7838]: https://tools.ietf.org/html/rfc7838
 [RFC 8336]: https://tools.ietf.org/html/rfc8336
 [RFC 8441]: https://tools.ietf.org/html/rfc8441