[GRASS-git] [OSGeo/grass] 5b5398: Fix spelling errors. (#992)

[Bas Couwenberg]

  Branch: refs/heads/releasebranch_7_8
  Home:   https://github.com/OSGeo/grass
  Commit: 5b53982ce045a7e555ca3b494b1e78a3a11408ef
      https://github.com/OSGeo/grass/commit/5b53982ce045a7e555ca3b494b1e78a3a11408ef
  Author: Bas Couwenberg <sebastic at xs4all.nl>
  Date:   2020-09-27 (Sun, 27 Sep 2020)

  Changed paths:
    M raster/rasterintro.html

  Log Message:
  -----------
  Fix spelling errors. (#992)

* extented -> extended