Changes to Request presigned URLs for the remaining chunks

deleted the header request parameter x-api-key

the endpoint scheme security x-api-key was added to the API

api operation id get-additional-presigned-urls removed and replaced with multipartUpload_get_additional_presigned_urls

the count request property's max was set to 50.00

the count request property's min was set to 1.00

the start request property's min was set to 1.00

removed the optional property docs_url from the response with the 400 status

removed the optional property docs_url from the response with the 403 status

removed the optional property docs_url from the response with the 500 status