Majrusz's Progressive Difficulty 1.7.7 (1.19.2)

• changed required Majrusz Library version from 4.3.0+ to 4.3.2+
• added command to check for required kills to start the Undead Army
• decreased Illusioner spawn rate by 60% (suggested by @riley_riley_)
• fixed bug with Cursed Armor being able to drown (reported by @Aceplante2)
• fixed bug with Creeperling not being able to receive health and damage bonuses on Expert and Master Modes
• fixed compatibility crash on Creeperling explosion (reported by @Raveyonix#6400)
• fixed bug with Illusioner and Tank being able to spawn in Normal Mode
• fixed bug with Undead Army progress increasing when killing mobs in the Nether