The original ressource is not present anymore.
The resource moved to https://www.ccadb.org/resources
Probably the new file is.
https://ccadb.my.salesforce-sites.com/microsoft/IncludedRootsPEMCSVForMSFT?MicrosoftEKUs=Code%20Signing
The script need to be adapted to the new format, and debug where the intermediary are present.