2.0.0-beta.3 for 1.21

• Fixed spells being able to read from hats. (@enjarai)
• Tweaked the base Spell Construct recipe to be significantly cheaper. (@enjarai)
• Tweaked hats to not open their ui when right-clicked in the player's offhand. (@enjarai)
• Fixed graphics-card dependent z-fighting on the Witch Hat. (@enjarai)