[openssl/openssl] 9f4cea: Add documentation and test for EVP_PBE_alg_add

[faramir-dev]

  Branch: refs/heads/openssl-3.0
  Home:   https://github.com/openssl/openssl
  Commit: 9f4cea9559c853bcda29f8b30d4c634574099e16
      https://github.com/openssl/openssl/commit/9f4cea9559c853bcda29f8b30d4c634574099e16
  Author: Daniel Fiala <daniel at openssl.org>
  Date:   2022-09-16 (Fri, 16 Sep 2022)

  Changed paths:
    M doc/man3/EVP_PBE_CipherInit.pod
    M test/evp_extra_test2.c
    M util/missingcrypto.txt

  Log Message:
  -----------
  Add documentation and test for EVP_PBE_alg_add

Fixes openssl#18687

Reviewed-by: Paul Dale <pauli at openssl.org>
Reviewed-by: Tomas Mraz <tomas at openssl.org>
(Merged from https://github.com/openssl/openssl/pull/19157)

(cherry picked from commit 181167b6d0e5cd896847f7538adf28878b81b0b2)