[GRASS-git] [OSGeo/grass-addons] 496265: README.md: clarify instructions (#785)

[Markus Neteler]

  Branch: refs/heads/grass8
  Home:   https://github.com/OSGeo/grass-addons
  Commit: 4962657ae40f628a7e84cda778a45e783eeb18b8
      https://github.com/OSGeo/grass-addons/commit/4962657ae40f628a7e84cda778a45e783eeb18b8
  Author: Markus Neteler <neteler at gmail.com>
  Date:   2022-10-03 (Mon, 03 Oct 2022)

  Changed paths:
    M README.md

  Log Message:
  -----------
  README.md: clarify instructions (#785)

* major text reorganization

Fixes #784