[GRASS-git] [OSGeo/grass] 0e0d05: Dockerfile: only create versionless link when needed

[Markus Neteler]

  Branch: refs/heads/master
  Home:   https://github.com/OSGeo/grass
  Commit: 0e0d05ea53417f7e128c4192d118c155352bc902
      https://github.com/OSGeo/grass/commit/0e0d05ea53417f7e128c4192d118c155352bc902
  Author: Markus Neteler <neteler at gmail.com>
  Date:   2021-06-07 (Mon, 07 Jun 2021)

  Changed paths:
    M Dockerfile

  Log Message:
  -----------
  Dockerfile: only create versionless link when needed