Merge pull request #58167 from rhcs-dashboard/multi-cluster-cleanup

mgr/dashboard: Multi-cluster cleanup

Reviewed-by: Aashish Sharma <aasharma@redhat.com>
Reviewed-by: Ankush Behl <cloudbehl@gmail.com>
Reviewed-by: Nizamudeen A <nia@redhat.com>

diff --cc src/pybind/mgr/dashboard/controllers/multi_cluster.py
Simple merge

diff --cc src/pybind/mgr/dashboard/frontend/src/app/shared/api/multi-cluster.service.ts
Simple merge

diff --cc src/pybind/mgr/dashboard/openapi.yaml
Simple merge