Outdated compat with Spectrum

[Kisuny]

New spectrum for 1.21.1. NeoForge does not launch with Malum during world generation - Minecraft crashed.

Assumptions based on old mod-compat:
https://github.com/SammySemicolon/Malum-Mod/tree/617e3846ea0d580fad41add1af9adef148ee7704/src/main/resources/data/malum/spirit_data/entity/spectrum

Crash:
crash-2026-02-17_22.30.22-client (1).txt