Changes to Get Milestone Groups Admin

removed the required property items/milestones/items/expected_age_delta from the response with the 200 status

added the required property items/milestones/items/relevant_age_max to the response with the 200 status

added the required property items/milestones/items/relevant_age_min to the response with the 200 status

added the optional property items/milestones/items/text/additionalProperties/importance to the response with the 200 status

added the required property items/milestones/items/expected_age_delta to the response with the 200 status

added the required property items/milestones/items/name to the response with the 200 status

removed the optional property items/milestones/items/images/items/approved from the response with the 200 status

removed the optional property items/milestones/items/images/items/filename from the response with the 200 status

the response property items/milestones became required for the status 200

the response property items/milestones/items/images became required for the status 200

the response property items/milestones/items/text became required for the status 200

the response property items/text became required for the status 200

the images response's property default value was removed for the status 200

the milestones response's property default value was removed for the status 200

the text response's property default value {} was removed for the status 200

the text response's property default value {} was removed for the status 200

added the required property items/milestones/items/expected_age_months to the response with the 200 status