4.0.6

What`s new:

Max available version or spigot/paper/purpur - 1.20.4.

1. fixing PVP (for non players) and Fall damage fix - #8
2. disabled changing difficulty to peaceful.
3. improving zombie target selecting. Fixing zombies tries of damaging vampires. FallDamage fix

Full Changelog: 4.0.5...4.0.6