[openssl/openssl] c3637c: doc: add HOWTO document about Documenting public F...

[Michael Richardson]

  Branch: refs/heads/master
  Home:   https://github.com/openssl/openssl
  Commit: c3637cafd378f2dacc70018499fec4619082051b
      https://github.com/openssl/openssl/commit/c3637cafd378f2dacc70018499fec4619082051b
  Author: Michael Richardson <mcr at sandelman.ca>
  Date:   2023-03-29 (Wed, 29 Mar 2023)

  Changed paths:
    A doc/HOWTO/documenting-functions-and-macros.md

  Log Message:
  -----------
  doc: add HOWTO document about Documenting public Functions and Macros

Co-authored-by: Matthias St. Pierre <matthias.st.pierre at ncp-e.com>
Co-authored-by: Tomáš Mráz <tm at t8m.info>
Co-authored-by: Lin2Jing4 <35728132+Lin2Jing4 at users.noreply.github.com>
Co-authored-by: Richard Levitte <levitte at openssl.org>

Reviewed-by: Richard Levitte <levitte at openssl.org>
Reviewed-by: David von Oheimb <david.von.oheimb at siemens.com>
Reviewed-by: Tim Hudson <tjh at openssl.org>
Reviewed-by: Matthias St. Pierre <Matthias.St.Pierre at ncp-e.com>
Reviewed-by: Tomas Mraz <tomas at openssl.org>
(Merged from https://github.com/openssl/openssl/pull/17926)