[GRASS-git] [OSGeo/grass] 150345: r.stats.quantile: sync to r.quantile (#2323)

[Markus Metz]

  Branch: refs/heads/releasebranch_8_0
  Home:   https://github.com/OSGeo/grass
  Commit: 15034530da5bb4e01dc021c710b0aa2cb6cfa509
      https://github.com/OSGeo/grass/commit/15034530da5bb4e01dc021c710b0aa2cb6cfa509
  Author: Markus Metz <33666869+metzm at users.noreply.github.com>
  Date:   2022-04-26 (Tue, 26 Apr 2022)

  Changed paths:
    M raster/r.stats.quantile/main.c

  Log Message:
  -----------
  r.stats.quantile: sync to r.quantile (#2323)

* sync correctly to r.quantile
* fix segfault

Fixes #2259