MAINT: update URLs to documentation

README.md

@@ -14,7 +14,7 @@ setup this code.
 
 ## Further Reading
 
-Please refer to the [official documentation](https://caosdb.gitlab.io/caosdb-mysqlbackend/) for more information.
+Please refer to the [official documentation](https://docs.indiscale.com/caosdb-mysqlbackend/) for more information.
 
 ## Contributing
 
@@ -32,7 +32,7 @@ By participating, you are expected to uphold our [Code of Conduct](https://gitla
 request in GitLab and choose this repository as target. Make sure to select
 "Allow commits from members who can merge the target branch" under Contribution
 when creating the merge request. This allows our team to work with you on your request.
-- If you have a suggestion for the [documentation](https://caosdb.gitlab.io/caosdb-mysqlbackend/),
+- If you have a suggestion for the [documentation](https://docs.indiscale.com/caosdb-mysqlbackend/),
 the preferred way is also a merge request as describe above (the documentation resides in `src/doc`).
 However, you can also create an issue for it.
 - You can also contact us at **info (AT) caosdb.de**.