[GRASS-git] [OSGeo/grass] 413c99: manual: fix firedemo.sh URL (#2566)

[Markus Neteler]

  Branch: refs/heads/releasebranch_8_2
  Home:   https://github.com/OSGeo/grass
  Commit: 413c99f0a2f4d875053703312b89d99516785946
      https://github.com/OSGeo/grass/commit/413c99f0a2f4d875053703312b89d99516785946
  Author: Markus Neteler <neteler at gmail.com>
  Date:   2022-12-22 (Thu, 22 Dec 2022)

  Changed paths:
    M raster/r.ros/r.ros.html
    M raster/r.spread/r.spread.html
    M raster/r.spreadpath/r.spreadpath.html

  Log Message:
  -----------
  manual: fix firedemo.sh URL (#2566)

manual: fix firedemo.sh URL.
The script is stored in https://grass.osgeo.org/sampledata/.

Fixes #2565