[openssl/openssl] ce625b: Improve the documentation on TLS record compression

[Matt Caswell]

  Branch: refs/heads/openssl-3.2
  Home:   https://github.com/openssl/openssl
  Commit: ce625bb5eb53691cb23d98c3ca76aebd62d0f5f2
      https://github.com/openssl/openssl/commit/ce625bb5eb53691cb23d98c3ca76aebd62d0f5f2
  Author: Matt Caswell <matt at openssl.org>
  Date:   2023-12-22 (Fri, 22 Dec 2023)

  Changed paths:
    M doc/man1/openssl-s_client.pod.in
    M doc/man1/openssl-s_server.pod.in
    M doc/man3/COMP_CTX_new.pod
    M doc/man3/SSL_CONF_cmd.pod
    M doc/man3/SSL_CTX_set_options.pod

  Log Message:
  -----------
  Improve the documentation on TLS record compression

TLS record compression is off by default. Even if you switch it on, it
cannot be used at security level 2 which is the default in OpenSSL 3.2 and
above. Update the docs to point this out.

Reviewed-by: Shane Lontis <shane.lontis at oracle.com>
Reviewed-by: Kurt Roeckx <kurt at roeckx.be>
Reviewed-by: Tomas Mraz <tomas at openssl.org>
(Merged from https://github.com/openssl/openssl/pull/23104)

(cherry picked from commit 2462e431ffe75027f253d8f1aab44ba09129c628)