Doc changes for housekeeping documentation
What does this MR do and why?
It clarifies that heuristic housekeeping is behind a feature flag
Related issues and MRs
- Related to Enable optimized housekeeping by default (!106937 - merged) which this MR was split off from
- Related to [Feature flag] Rollout of `optimized_housekeeping` (#353607 - closed)
- Related to Squash housekeeping period options with a singl... (#353778 - closed)
Edited by Amy Qualls