[openSUSE/open-build-service] 19abea: Add link to our What-to-contribute guide in the wiki

Branch: refs/heads/hennevogel-patch-1 Home: https://github.com/openSUSE/open-build-service Commit: 19abea548a2b904ee957310458e2876226d6ecb3 https://github.com/openSUSE/open-build-service/commit/19abea548a2b904ee95731... Author: Henne Vogelsang <hvogel@opensuse.org> Date: 2023-05-09 (Tue, 09 May 2023) Changed paths: M CONTRIBUTING.md Log Message: ----------- Add link to our What-to-contribute guide in the wiki