Merge pull request #35505 from tspmelo/wip-ng-dropdown

mgr/dashboard: Use ng-bootstrap for Dropdown

Reviewed-by: Stephan Müller <smueller@suse.com>
Reviewed-by: Tatjana Dehler <tdehler@suse.com>

diff --cc src/pybind/mgr/dashboard/frontend/src/app/core/navigation/navigation/navigation.component.scss
Simple merge

diff --cc src/pybind/mgr/dashboard/frontend/src/app/shared/datatable/table/table.component.scss
Simple merge

diff --cc src/pybind/mgr/dashboard/frontend/src/styles.scss
Simple merge