[GRASS-git] [OSGeo/grass] df870d: docker: update actions (G78) (#2849)

[Markus Neteler]

  Branch: refs/heads/releasebranch_7_8
  Home:   https://github.com/OSGeo/grass
  Commit: df870d2f8778108d9b931cf3c30a8de94ef3fb72
      https://github.com/OSGeo/grass/commit/df870d2f8778108d9b931cf3c30a8de94ef3fb72
  Author: Markus Neteler <neteler at gmail.com>
  Date:   2023-02-23 (Thu, 23 Feb 2023)

  Changed paths:
    M .github/workflows/docker.yml

  Log Message:
  -----------
  docker: update actions (G78) (#2849)

Fix for the currently broken docker action.