mgr/dashboard: Dashboard not showing Object/Overview correctly.
Add undefined checks wherever necessary to the updateChartData method in
dashboard-area-chart component
Fixes: https://tracker.ceph.com/issues/67009
Signed-off-by: Aashish Sharma <aasharma@redhat.com>
(cherry picked from commit
f4b3943fb2e7e16835193b48b94d32d9eb575ecf)
Conflicts:
src/pybind/mgr/dashboard/frontend/src/app/ceph/dashboard-v3/dashboard-area-chart/dashboard-area-chart.component.ts (conflicts with some mulit-cluster changes that are not in squid)