[openssl/openssl] 8aa378: Move discovery of the legacy alg type into the key...

[Matt Caswell]

  Branch: refs/heads/master
  Home:   https://github.com/openssl/openssl
  Commit: 8aa3781bfc7f21b9add1f7ad3f25c78670ec182a
      https://github.com/openssl/openssl/commit/8aa3781bfc7f21b9add1f7ad3f25c78670ec182a
  Author: Matt Caswell <matt at openssl.org>
  Date:   2024-01-15 (Mon, 15 Jan 2024)

  Changed paths:
    M crypto/evp/evp_local.h
    M crypto/evp/keymgmt_meth.c
    M crypto/evp/pmeth_lib.c
    M include/crypto/evp.h

  Log Message:
  -----------
  Move discovery of the legacy alg type into the keymgmt

During creation of the EVP_PKEY_CTX we were trying to discover what legacy
alg it corresponds to every time which was slow. Instead we move this into
the construction of the EVP_KEYMGMT.

Reviewed-by: Richard Levitte <levitte at openssl.org>
Reviewed-by: Tomas Mraz <tomas at openssl.org>
(Merged from https://github.com/openssl/openssl/pull/23265)