Update EntityActivationRange implementation for 1.20+

[gabizou]

Affected Product(s)

SpongeForge, SpongeVanilla

Version

1.20+

Operating System

any

Java Version

any

Plugins/Mods

not applicable

Describe the bug

EntityActivationRange logic doesn't work since 1.19.4+ because entities no longer refer to their local "chunk". We haven't fixed this since we initially updated the snapshot 21w06a.

Link to logs

No response