Unity Security Hotfix

Hi everyone! In light of the recently discovered Unity vulnerability, this is a quick rebuild of the game using the latest 2021 LTS version of Unity, which has been patched to fix the vulnerability. The demo and Itch.io version has also been rebuilt.

Thanks to those of you who reached out and brought this to my attention ^^ glad we could get on top of it quickly.

Read more about it here: Unity Security Vulnerability: Developer Remediation Guide