fixed long line

Author: remi-kazeroni

_episodes/07-development-setup.md

@@ -223,7 +223,7 @@ To this end, we encourage you to join the ESMValTool development team.
 For more extensive documentation on contributing code, including a section on the 
 [GitHubWorkflow](https://docs.esmvaltool.org/en/latest/community/repository.html#github-workflow),
 please see the 
-[Contributing code and documentation](docs.esmvaltool.org/en/latest/community/code_documentation.html)
+[Contributing code and documentation][code-documentation]
 section in the ESMValtool documentation.
 
 ### Review process

_includes/links.md

@@ -7,6 +7,7 @@
 [cmip5-search]: https://esgf-data.dkrz.de/search/cmip5-dkrz/
 [coc-reporting]: https://docs.carpentries.org/topic_folders/policies/incident-reporting.html
 [coc]: https://docs.carpentries.org/topic_folders/policies/code-of-conduct.html
+[code-documentation]: https://docs.esmvaltool.org/en/latest/community/code_documentation.html
 [concept-maps]: https://carpentries.github.io/instructor-training/05-memory/
 [config-file]: https://docs.esmvaltool.org/projects/ESMValCore/en/latest/quickstart/configure.html
 [contrib-covenant]: https://contributor-covenant.org/