Adds 'Unforgiving Cold' to the Halloween Title Screen. (#10136)
Adds 'Unforgiving Cold' to the Halloween Title Screen. (#10136)

* Update holidays.dm

* Update holidays.dm

Co-authored-by: Jamie D <fcb5be31d7a4095b9f6d3af187750b69ce1f6343@users.noreply.github.com>
ToGWtF/yogstation,ToGWtF/yogstation,ToGWtF/yogstation,ToGWtF/yogstation