[openssl/openssl] 1c6a37: Use proper KDF SS parameter name

[Dmitry Belyavskiy]

  Branch: refs/heads/master
  Home:   https://github.com/openssl/openssl
  Commit: 1c6a37975495dd633847ff0c07747fae272d5e4d
      https://github.com/openssl/openssl/commit/1c6a37975495dd633847ff0c07747fae272d5e4d
  Author: Dmitry Belyavskiy <beldmit at gmail.com>
  Date:   2023-11-06 (Mon, 06 Nov 2023)

  Changed paths:
    M doc/man7/EVP_KDF-SS.pod

  Log Message:
  -----------
  Use proper KDF SS parameter name

Reviewed-by: Matt Caswell <matt at openssl.org>
Reviewed-by: Paul Dale <pauli at openssl.org>
Reviewed-by: Hugo Landau <hlandau at openssl.org>
(Merged from https://github.com/openssl/openssl/pull/22636)