Improvements

Rook v1.15.2 is a patch release limited in scope and focusing on feature additions and bug fixes to the Ceph operator.

• core: Enable annotations on crash collector (#14731, @travisn)
• exporter: Configure prio-limit for ceph exporter pod (#14717, @arttor)
• docs: Add grafana dashboards files to docs (#14679, @galexrt)
• pool: Allow negative step num in crush rule (#14709, @travisn)
• csi: Stop deleting csi-operator resources when not enabled (#14693, @subhamkrai)
• core: Check for duplicate ceph fs pool names (#14653, @sp98)
• csi: Update to CephCSI patch release v3.12.2 (#14694, @Madhu-1)
• osd: Discover metadata and wal devices for raw device cleanup (#14645, @Papawy)
• network: Allow enforcing host network on all pods (#14585, @obnoxxx)
• mon: Remove extra mon from quorum before taking down pod (#14667, @travisn)