Not only it. Description says that redistribution and repackaging aren't allowed but cc-by 4.0 means that any redistribution is allowed so it would be better just to write "License: CC-BY 4.0" if the creator want to stick with cc-by 4.0
Hello! Sorry for such a begging but it is for good of all people
You can leave a comment here to support my proposal about making metadata visible for those who are interested in it https://itch.io/t/2919128/metadata-encouragement#post-7952450