mgr/dashboard: display devices' health information within a tabset

mgr/dashboard: display devices' health information within a tabset

Wrap all devices' health information within a tabset
instead of displaying them from top to bottom.

Add more guard in the HTML template to prevent referencing undefined
variables.

Fixes: https://tracker.ceph.com/issues/47494
Fixes: https://tracker.ceph.com/issues/43177
Signed-off-by: Kiefer Chang <kiefer.chang@suse.com>
(cherry picked from commit ba3350c7e8c755d5c84c1a027a3a173191cb898d)

Conflicts:
      src/pybind/mgr/dashboard/frontend/src/app/ceph/shared/smart-list/smart-list.component.html
      src/pybind/mgr/dashboard/frontend/src/app/ceph/shared/smart-list/smart-list.component.ts
      - Use ngx-bootstrap tabset for tabs.