Ported to Minecraft 1.21.5

Additions

• Added Powerful Mob Spawn Eggs; These can be obtained using the _all_items function in the "Spawn Eggs" category
• New commands to summon Powerful Mobs

Fixes

• Fixed Double Jump to work on more non-full blocks
• Double Jump will now only work when the player is moving upwards, or just after the peak of their jump
• Fixed incorrect grammar in the Wither Chestplate's description

Changes

• Snowburst Wand now extinguishes fire
• Weblash and Snowburst Wand can affect/destroy the new bush, dry grass, and wildflower blocks
• Changed the durability of some weapons
  • Blazefury: 384 > 1000
  • Chillwind Bow: 384 > 450
  • Dustpiercer: 465 > 550
  • Gushbreaker: 465 > 500
  • Sculk Blaster 465 > 1250
  • Iron Dagger 250 > 750
• Increased the chance of obtaining Thunderbolt from big ocean ruins