[GRASS-git] [OSGeo/grass] c53ea5: docs: update howto_release.md (G83) (#3197)

[Markus Neteler]

  Branch: refs/heads/releasebranch_8_3
  Home:   https://github.com/OSGeo/grass
  Commit: c53ea578d23583abfb674642249156331a3d6ad7
      https://github.com/OSGeo/grass/commit/c53ea578d23583abfb674642249156331a3d6ad7
  Author: Markus Neteler <neteler at osgeo.org>
  Date:   2023-10-03 (Tue, 03 Oct 2023)

  Changed paths:
    M doc/howto_release.md

  Log Message:
  -----------
  docs: update howto_release.md (G83) (#3197)

- finetuning of instructions after last 8.3.0 release
- markdown prettified with: `npx prettier --print-width 80 -w doc/howto_release.md`