Changes to List videos with retention / hook-quality metrics

the data/items/publish_time/anyOf[subschema #1] response's property format changed from date-time to no format for status 200

added the optional property data/items/products/anyOf[subschema #1]/items/product_id to the response with the 200 status

response property data/items/products/anyOf[subschema #1]/items/id deprecated

endpoint added