Add render, sgx groups that are required by systemd package.

BUG=b/214102871
TEST=presubmit
RELEASE_NOTE=None

Change-Id: Id1a10c467a55de492226e0765b94ffd9ca3509d6
Reviewed-on: https://cos-review.googlesource.com/c/third_party/overlays/eclass-overlay/+/33343
Reviewed-by: Vaibhav Rustagi <vaibhavrustagi@google.com>
Tested-by: Cusky Presubmit Bot <presubmit@cos-infra-prod.iam.gserviceaccount.com>