[GRASS-git] [OSGeo/grass-website] d8bafd: Update tutorials.md

[Paulo van Breugel]

  Branch: refs/heads/ecodiv-patch-1
  Home:   https://github.com/OSGeo/grass-website
  Commit: d8bafd2abd4e87a4c3ac127971166abd89ed8229
      https://github.com/OSGeo/grass-website/commit/d8bafd2abd4e87a4c3ac127971166abd89ed8229
  Author: Paulo van Breugel <paulo at ecodiv.org>
  Date:   2021-08-23 (Mon, 23 Aug 2021)

  Changed paths:
    M content/learn/tutorials.md

  Log Message:
  -----------
  Update tutorials.md

Added to links to the list with English tutorials. What is, if any, the policy on tutorials that can go on the list?