[GRASS-git] [OSGeo/grass-website] 6f73e0: tutorials: fix broken links

[Markus Neteler]

  Branch: refs/heads/master
  Home:   https://github.com/OSGeo/grass-website
  Commit: 6f73e07ff7797dff23a2598f11bf7b38fa930a10
      https://github.com/OSGeo/grass-website/commit/6f73e07ff7797dff23a2598f11bf7b38fa930a10
  Author: Markus Neteler <neteler at gmail.com>
  Date:   2020-08-08 (Sat, 08 Aug 2020)

  Changed paths:
    M content/learn/tutorials.md

  Log Message:
  -----------
  tutorials: fix broken links