2.4.0 - 1.21.1

• Update to Spell Engine 1.8 & Spell Power 1.4
• Also, Update Tiny Config & Fabric API Version
• Add Nature Spell Power School and Rune & Leaf Particles (Thanks to Rulft44 for providing the artwork!)
• Add Sound Effects for Nature Spells
• Improve Earth Casting Sound Effect
• Delete Elemental Mastery Enchantment (Spell Power just adds 2 spell schools per enchantment, thats why this was changed)
• 2 new Enchantments got added: Typhoon (Air & Water) & Stonebloom (Earth & Nature)