Merge pull request #26633 from jtlayton/wip-nfs-scale

mgr/orchestrator: Allow the orchestrator to scale the NFS server count

Reviewed-by: Sebastian Wagner <sebastian.wagner@suse.com>

diff --cc src/pybind/mgr/orchestrator.py
Simple merge

diff --cc src/pybind/mgr/rook/module.py
Simple merge

diff --cc src/pybind/mgr/rook/rook_cluster.py
Simple merge