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Create a Script To add Nagios Host Groups

1

Fixes part of https://github.com/adoptium/infrastructure/issues/2788 cc @steelhead31 @karianna @smlambert @sxa @andrew-m-leonard

Fixes https://github.com/adoptium/infrastructure/issues/2766 cc @steelhead31 @smlambert @sxa

How to update a host group name to the nagios core configurations cc @steelhead31 @smlambert @sxa