To update to the lastest version while keeping your progress, download the latest version of the map from:

https://www.dropbox.com/scl/fi/syhygo2iiaw2w8eq235vb/Void-Hero.zip?rlkey=7ayw7aiz4mdxz1zgoxuylm39u&dl=1

Then replace the datapacks folder in your current one with the datapacks folder from the new one.