eclass: Add seneschal to chronos-access

Officially add seneschal to chronos-access.
It has been calling setgroups internally since its initial commit in
2018:
commit a03ea5c1cbf8 ("vm_tools: seneschal: Steward of the user's /home")

BUG=b:249795352
TEST=tast run <ip> arc.Boot.vm pass.

Cq-Depend: chromium:3928766
Change-Id: I05a336dc2e51639e1f54a031f63c59570039e757
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/overlays/eclass-overlay/+/3925462
Commit-Queue: Gwendal Grignou <gwendal@chromium.org>
Tested-by: Gwendal Grignou <gwendal@chromium.org>
Reviewed-by: Jorge Lucangeli Obes <jorgelo@chromium.org>
1 file changed
tree: ea75970026289aaed9573adeea3873b205b55a2b
  1. acct-group/
  2. acct-user/
  3. eclass/
  4. metadata/
  5. profiles/
  6. OWNERS
  7. PRESUBMIT.cfg