code: public void setGitLabCI(Object projectIdOrPath, String token, String projectCIUrl) throws GitLabApiException {
          final Form formData = new Form();
          formData.param("token", token);
          formData.param("project_url", projectCIUrl);
          put(Response.Status.OK, formData.asMap(), "projects", getProjectIdOrPath(projectIdOrPath), "services", "gitlab-ci");
      }
docs: Activates the gitlab-ci service for a project.
  
  <pre><code>GitLab Endpoint: PUT /projects/:id/services/gitlab-ci</code></pre>
  
  @param projectIdOrPath id, path of the project, or a Project instance holding the project ID or path
  @param token           for authentication
  @param projectCIUrl    URL of the GitLab-CI project
  @throws GitLabApiException if any exception occurs
  @deprecated No longer supported