[GRASS-git] [OSGeo/grass-addons] 7d9b74: Update fuzzy.c

[Paulo van Breugel]

  Branch: refs/heads/ecodiv-fuzzy-set-sshape
  Home:   https://github.com/OSGeo/grass-addons
  Commit: 7d9b746c66571c0d3912b09a078fbfe3c32ce9fb
      https://github.com/OSGeo/grass-addons/commit/7d9b746c66571c0d3912b09a078fbfe3c32ce9fb
  Author: Paulo van Breugel <paulo at ecodiv.earth>
  Date:   2023-09-20 (Wed, 20 Sep 2023)

  Changed paths:
    M src/raster/r.fuzzy.set/fuzzy.c

  Log Message:
  -----------
  Update fuzzy.c

Replace the `abs` function (works with integer values) with the `fabs` function (works with floating and double values)