hydra-init fails if sudo is disabled

[sbourdeauducq]

Describe the bug

hydra-init (and the rest of hydra) fails if sudo is disabled.

systemd[1]: Starting hydra-init.service...
sudo[2278042]:     root : unable to stat /etc/sudoers : No such file or directory ; PWD=/ ; USER=postgres ;
hydra-init-pre-start[2278042]: sudo: unable to stat /etc/sudoers: No such file or directory
hydra-init-pre-start[2278042]: sudo: no valid sudoers sources found, quitting
hydra-init-pre-start[2278042]: sudo: error initializing audit plugin sudoers_audit
systemd[1]: hydra-init.service: Control process exited, code=exited, status=1/FAILURE

Steps To Reproduce

Install hydra and set security.sudo.enable = false

Expected behavior

Hydra works.

NixOS 21.11

[FliegendeWurst]

Fixed in #180536