[GRASS-git] [OSGeo/grass] d2b16f: r.out.gdal manual: added COG example (#1554)

[Markus Neteler]

  Branch: refs/heads/releasebranch_7_8
  Home:   https://github.com/OSGeo/grass
  Commit: d2b16fe332e00573e20240843cd0d70d3f20f455
      https://github.com/OSGeo/grass/commit/d2b16fe332e00573e20240843cd0d70d3f20f455
  Author: Markus Neteler <neteler at gmail.com>
  Date:   2021-04-26 (Mon, 26 Apr 2021)

  Changed paths:
    M raster/r.out.gdal/r.out.gdal.html

  Log Message:
  -----------
  r.out.gdal manual: added COG example (#1554)

* r.out.gdal manual: added COG example
* add links to GTiFF and COG man pages