HPCC-11817 Show list of selected items on Delete Dialogs

Remove "NodeGroup" when deleting SuperFile

Fixes HPCC-11817

Signed-off-by: Gordon Smith <gordon.smith@lexisnexis.com>
Merge pull request #6162 from GordonSmith/HPCC-11817

HPCC-11817 Show list of selected items on Delete Dialogs

Reviewed-By: Miguel Vazquez <miguel.vazquez@lexisnexis.com>
Reviewed-By: Richard Chapman <rchapman@hpccsystems.com>