[openssl/openssl] 6615fd: openssl-cmds.pod.in: add missing entry for cmp

[David von Oheimb]

  Branch: refs/heads/openssl-3.0
  Home:   https://github.openssl.org/openssl/openssl
  Commit: 6615fd14de66f6b0315875daa7c3ce9718c365ca
      https://github.openssl.org/openssl/openssl/commit/6615fd14de66f6b0315875daa7c3ce9718c365ca
  Author: Dr. David von Oheimb <David.von.Oheimb at siemens.com>
  Date:   2022-07-06 (Wed, 06 Jul 2022)

  Changed paths:
    M doc/man1/openssl-cmds.pod.in

  Log Message:
  -----------
  openssl-cmds.pod.in: add missing entry for cmp

Reviewed-by: Hugo Landau <hlandau at openssl.org>
Reviewed-by: Tomas Mraz <tomas at openssl.org>
(Merged from https://github.com/openssl/openssl/pull/18653)

(cherry picked from commit 33478aedafaff1f414cabd67fb30970c41996f5c)