[GRASS-git] [OSGeo/grass] 63eb78: Update g.gisenv.html (#219)

[積丹尼 Dan Jacobson]

  Branch: refs/heads/releasebranch_7_8
  Home:   https://github.com/OSGeo/grass
  Commit: 63eb78d211c275792ee0f6763de1b440a75058b7
      https://github.com/OSGeo/grass/commit/63eb78d211c275792ee0f6763de1b440a75058b7
  Author: 積丹尼 Dan Jacobson <jidanni at jidanni.org>
  Date:   2019-11-25 (Mon, 25 Nov 2019)

  Changed paths:
    M general/g.gisenv/g.gisenv.html

  Log Message:
  -----------
  Update g.gisenv.html (#219)

Older users know about sh too. So mention it.