doc: update http doc for new Agent()/support options in socket.connect()

For new Agent() signature in http doc, list the supported options in
socket.connect().

Refs: #24098

PR-URL: #24846
Reviewed-By: Vse Mozhet Byt <vsemozhetbyt@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Trivikram Kamat <trivikr.dev@gmail.com>

doc/api/http.md

@@ -129,6 +129,8 @@ added: v0.3.4
   * `timeout` {number} Socket timeout in milliseconds.
     This will set the timeout after the socket is connected.
 
+`options` in [`socket.connect()`][] are also supported.
+
 The default [`http.globalAgent`][] that is used by [`http.request()`][] has all
 of these values set to their respective defaults.
 
@@ -2145,6 +2147,7 @@ not abort the request or do anything besides add a `'timeout'` event.
 [`server.listen()`]: net.html#net_server_listen
 [`server.timeout`]: #http_server_timeout
 [`setHeader(name, value)`]: #http_request_setheader_name_value
+[`socket.connect()`]: net.html#net_socket_connect_options_connectlistener
 [`socket.setKeepAlive()`]: net.html#net_socket_setkeepalive_enable_initialdelay
 [`socket.setNoDelay()`]: net.html#net_socket_setnodelay_nodelay
 [`socket.setTimeout()`]: net.html#net_socket_settimeout_timeout_callback