[GRASS-git] [OSGeo/grass] ac47a1: remove Python3 patch and PDAL (#373)

[AnikaBettge]

  Branch: refs/heads/releasebranch_7_8
  Home:   https://github.com/OSGeo/grass
  Commit: ac47a162b35ed3a15feb1b5f5c3eefbca229dd59
      https://github.com/OSGeo/grass/commit/ac47a162b35ed3a15feb1b5f5c3eefbca229dd59
  Author: AnikaBettge <37300249+AnikaBettge at users.noreply.github.com>
  Date:   2020-02-24 (Mon, 24 Feb 2020)

  Changed paths:
    M docker/alpine/Dockerfile_alpine

  Log Message:
  -----------
  remove Python3 patch and PDAL (#373)