[GRASS-git] [OSGeo/grass-website] a4abba: added link to overview of addons

[Markus Neteler]

  Branch: refs/heads/master
  Home:   https://github.com/OSGeo/grass-website
  Commit: a4abbab9e8ab45855d7918d37c4db54da132d416
      https://github.com/OSGeo/grass-website/commit/a4abbab9e8ab45855d7918d37c4db54da132d416
  Author: Markus Neteler <neteler at gmail.com>
  Date:   2020-04-13 (Mon, 13 Apr 2020)

  Changed paths:
    M content/download/addons.en.md

  Log Message:
  -----------
  added link to overview of addons