[GRASS-git] [OSGeo/grass-website] d347cd: fix missing white space

[Markus Neteler]

  Branch: refs/heads/master
  Home:   https://github.com/OSGeo/grass-website
  Commit: d347cddff0b89ba0c0f98de08dd44ef9ff8639ae
      https://github.com/OSGeo/grass-website/commit/d347cddff0b89ba0c0f98de08dd44ef9ff8639ae
  Author: Markus Neteler <neteler at gmail.com>
  Date:   2020-04-15 (Wed, 15 Apr 2020)

  Changed paths:
    M content/learn/_index.en.md

  Log Message:
  -----------
  fix missing white space