[GRASS-git] [OSGeo/grass] d52c4c: docs: update howto_release.md (main) (#3176)

[Markus Neteler]

  Branch: refs/heads/main
  Home:   https://github.com/OSGeo/grass
  Commit: d52c4c48722d256c847784087208443f93061862
      https://github.com/OSGeo/grass/commit/d52c4c48722d256c847784087208443f93061862
  Author: Markus Neteler <neteler at osgeo.org>
  Date:   2023-10-04 (Wed, 04 Oct 2023)

  Changed paths:
    M doc/howto_release.md

  Log Message:
  -----------
  docs: update howto_release.md (main) (#3176)

- instruction finetuning

(Backport done in PR #3197)

Co-authored-by: Veronica Andreo <veroandreo at gmail.com>
Co-authored-by: Vaclav Petras <wenzeslaus at gmail.com>