Fixed some issues with content-range being set incorrectly, improved tests for upload, removed last modified date from content-disposition

[#58441106]
Revert "Placeholder document set name for development, will be removed"

This reverts commit e82d0c2362f9379f6106e4b199e681437a767c9e.
Collect the document set name when setting options

[finishes #58355740]