[openssl/openssl] 8403c7: Add config option for speed command

[pauli]

  Branch: refs/heads/master
  Home:   https://github.openssl.org/openssl/openssl
  Commit: 8403c7350fd836ea44baf69c0b7dc3af1189253f
      https://github.openssl.org/openssl/openssl/commit/8403c7350fd836ea44baf69c0b7dc3af1189253f
  Author: Kan <chenxinpingc2306 at 163.com>
  Date:   2022-07-11 (Mon, 11 Jul 2022)

  Changed paths:
    M apps/speed.c
    M doc/man1/openssl-speed.pod.in

  Log Message:
  -----------
  Add config option for speed command
Fixed #16986

Reviewed-by: Todd Short <todd.short at me.com>
Reviewed-by: Paul Dale <pauli at openssl.org>
(Merged from https://github.com/openssl/openssl/pull/18616)