code: public void deleteGroup(Object groupIdOrPath) throws GitLabApiException {
          Response.Status expectedStatus = (isApiVersion(ApiVersion.V3) ? Response.Status.OK : Response.Status.NO_CONTENT);
          delete(expectedStatus, null, "groups", getGroupIdOrPath(groupIdOrPath));
      }
docs: Removes group with all projects inside.
  
  <pre><code>GitLab Endpoint: DELETE /groups/:id</code></pre>
  
  @param groupIdOrPath the group ID, path of the group, or a Group instance holding the group ID or path
  @throws GitLabApiException if any exception occurs