unlock_file_batch

[unlock_file_batch](https://www.dropbox.com/developers/documentation/http/documentation#files-unlock_file_batch) scope: `files.content.write` Unlock the files at the given paths. A locked file can only be unlocked by the lock holder or, if a business account, a team admin. A successful response indicates that the file has been unlocked. Returns a list of the unlocked file paths and their metadata after this operation.