Fix EZP-23217: Ruleset settings not taken into account

> https://jira.ez.no/browse/EZP-23217
> Regression from [EZP-23163](https://jira.ez.no/browse/EZP-23163)

Regression was due to an omission of a key in internal config, during the configuration mapping process.

Tests have been updated.
lord_of_light ? :-)