server: add configurable decommission nudger #130085
Description
Its common that decommissions can take a long time or stall when there are repeated restarts or disruptions to the cluster.
Introduce a configurable decommission nudger, which will enqueue any ranges with replicas which should be decommissioned into the replicate queue.
Jira issue: CRDB-41870
Epic CRDB-37617
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Relating to rebalancing and leasing.Solution expected to add code/behavior + preserve backward-compat (pg compat issues are exception)Would prevent or help troubleshoot a customer escalation - bugs, missing observability/tooling, docsIssues/test failures with a fix SLA of 1 monthKV TeamUsed to mark GA and release blockers, technical advisories, and bugs for 23.1Used to mark GA and release blockers, technical advisories, and bugs for 23.2Used to mark GA and release blockers, technical advisories, and bugs for 24.1Used to mark GA and release blockers, technical advisories, and bugs for 24.2