docs: update GitLab links

CONTRIBUTING.md

@@ -61,7 +61,7 @@ To contribute:
 
 1. Create an issue describing the bug or enhancement you want to propose (select the right issue template).
 2. Make sure the issue has been reviewed and agreed.
-3. Create a Merge Request, from your **own** fork (see [forking workflow](https://docs.gitlab.com/ee/user/project/repository/forking_workflow.html) documentation).
+3. Create a Merge Request, from your **own** fork (see [forking workflow](https://docs.gitlab.com/user/project/repository/forking_workflow/) documentation).
    Don't hesitate to mark your MR as `Draft` as long as you think it's not ready to be reviewed.
 
 ### Git Commit Conventions

README.md

@@ -2,7 +2,7 @@
 
 This project builds a Docker image with an API able to retrieve secrets from a [Vault](https://www.vaultproject.io/) server.
 
-It is aimed at being used in GitLab CI as a [service container](https://docs.gitlab.com/ee/ci/services/)
+It is aimed at being used in GitLab CI as a [service container](https://docs.gitlab.com/ci/services/)
 in order to decouple the image of your jobs and the way of retrieving secrets.
 
 ## How to use ?