CONTRIBUTING.md: Regenerate using the CONTRIBUTING.sh script

requested review from @stefanschmidt, @alpianon, and @mrybczyn

assigned to @agherzan

mentioned in merge request !359 (merged)

@agherzan what about adding here the modifications to the REUSE section, instead of keeping them in my other merge request, so that there should be no need to rebase the latter?

no forget it, the template in docs need to be updated first, then this one

approved this merge request

resolved all threads

approved this merge request

Approved. Nitpick: we have a inconsistency on Cases in Titles

resolved all threads

started a merge train

merged

mentioned in commit 37797447