Changes to Retrieve details of a specific worker group

the response property workers/items/server/hostname became required for the status 200

the response property workers/items/server/id became required for the status 200

the response property workers/items/server/metrics became required for the status 200

the response property workers/items/server/props became required for the status 200

the response property workers/items/server/type became required for the status 200

the response property workers/items/server/version became required for the status 200