Deletes specific attachment file.
The unique attachment id.
The unique file id.
The unique package id.
No Content
curl --request DELETE \--url https://coreapps-rlsdev.congacloud.io/api/sign/v1/cs-packages/packageId/attachment/attachmentId/file/fileId \--header 'Accept: application/json' \--header 'Authorization: 123'