[GRASS-git] [OSGeo/grass] 7940e8: docker: fix configuration error and warnings after...

[nilason]

  Branch: refs/heads/releasebranch_7_8
  Home:   https://github.com/OSGeo/grass
  Commit: 7940e8373da836cc382136af2116fddff1213501
      https://github.com/OSGeo/grass/commit/7940e8373da836cc382136af2116fddff1213501
  Author: nilason <n_larsson at yahoo.com>
  Date:   2021-09-16 (Thu, 16 Sep 2021)

  Changed paths:
    M docker/alpine/Dockerfile
    M docker/debian/Dockerfile
    M docker/ubuntu/Dockerfile

  Log Message:
  -----------
  docker: fix configuration error and warnings after autoconf-2.69 update (#1869)

- Remove single quotes around include directory in configuration
- Remove non-existing configuration options