Update 07-development-setup.md

Author: Rémi Kazeroni

_episodes/07-development-setup.md

@@ -221,7 +221,7 @@ 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](https://docs.esmvaltool.org/en/latest/community/code_documentation.html)
+[Contributing code and documentation](docs.esmvaltool.org/en/latest/community/code_documentation.html)
 section in the ESMValtool documentation.
 
 ### Review process