That was an error in the version checking.
You can use the branch GitHub - stereolabs/zed-UE5 at ue5.2_main or directly apply the change in this commit in your file (three words to change): fix patch version check · stereolabs/zed-UE5@1ca4339 · GitHub.
A new release will be prepared with this fixed.
Thanks for the report, and sorry for the inconvenience.