setup.py: Fix description content-type to markdown
Otherwise, the upload-to-pypi build complains about it [1]
[1] https://jenkins.softwareheritage.org/job/DLDCVS/job/pypi-upload/12/console
ardumont | Authored on Apr 25 2022, 6:01 PM |
ardumont | Pushed on Apr 25 2022, 6:06 PM |
Buildable 28741 | |
Build 44914: test-and-build | Jenkins console · Jenkins |