Improvements

Rook v1.12.3 is a patch release limited in scope and focusing on feature additions and bug fixes to the Ceph operator.

• object: Avoid creating same bucket for two different OBCs (#12804, @thotz)
• object: Allow creating an object user in different namespace (#12730, @travisn)
• external: rename --cluster_name parameter to --k8s_cluster_name (#12811, @parth-gr)
• core: Return valid CIDR IP for blocklisting (#12797, @Madhu-1)
• ci: Add K8s v1.28 to test suite (#12748, @subhamkrai)
• csi: Set ceph cluster as ControllerRef for holder daemonset (#12724, @Madhu-1)
• build: Add support for Go version 1.21 in addition to 1.20 (#12788, @subhamkrai)
• build: Update go modules (#12663, @BlaineEXE)
• build: Remove go modules under apis directory (#12764, @travisn)
• helm: Documentation uses values.yaml instead of values-override.yaml (#12734, @parth-gr)
• osd: Implement replacing OSDs for when the backend store may change in future (#12507, @sp98)
• mon: Support mon backing storage in different storage classes across zones (#12384, @ideepika)
• monitoring: Add "for" to CephOSDDownHigh alert (#12731, @cjyar)
• operator: Log operator config configmap settings only when changed (#12679, @subhamkrai)
• build: Update vault and other indirect imports (#12672, @subhamkrai)
• helm: Support helm chart install in OpenShift clusters (#12675, @parth-gr)