Changes to Public registry rollup with per-source activity

the response property recentActivity/items/durationMs became nullable for the status 200

the response property recentActivity/items/error became nullable for the status 200

the response property recentActivity/items/orgName became nullable for the status 200

the response property sourceActivity/items/lastFetchedAt became nullable for the status 200

the response property sourceActivity/items/orgName became nullable for the status 200

response property recentActivity/items/durationMs list-of-types was narrowed by removing types null from media type application/json of response 200

response property recentActivity/items/error list-of-types was narrowed by removing types null from media type application/json of response 200

response property recentActivity/items/orgName list-of-types was narrowed by removing types null from media type application/json of response 200

response property sourceActivity/items/lastFetchedAt list-of-types was narrowed by removing types null from media type application/json of response 200

response property sourceActivity/items/orgName list-of-types was narrowed by removing types null from media type application/json of response 200