[GRASS-git] [OSGeo/grass] 5801bf: README.md: Thanks to all contributors (#2947)

[Markus Neteler]

  Branch: refs/heads/main
  Home:   https://github.com/OSGeo/grass
  Commit: 5801bf8a9bf41fc03d0175e5b92467cfb7b8d294
      https://github.com/OSGeo/grass/commit/5801bf8a9bf41fc03d0175e5b92467cfb7b8d294
  Author: Markus Neteler <neteler at gmail.com>
  Date:   2023-05-04 (Thu, 04 May 2023)

  Changed paths:
    M README.md

  Log Message:
  -----------
  README.md: Thanks to all contributors (#2947)

Add an auto-generated section listing all contributors with their icons.

Makes this README.md file less boring :-)