feat: check for circular role grants
Summary
Add to access_check_grant_revoke check for loop while granting roles to roles.
Close #415 (closed) Relate #421
Ensure that
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New code is covered by tests -
API is documented -
Changelog is up to date -
(if Lua API changed) Lua API version is bumped inluamod.rs
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(if necessary) A follow-up doc issue is created in picodata/docs and linked here
Edited by Alexander Kurdakov