2.1.2 release for FabricMC 1.21.10:

• feat: Severed Hand and Endstone Idol as SlayerDrop
• fix: brushed the cobwebs off some long-forgotten TODO and FIXME commented codes
  • Fixes ButtonBanner, copyOpenGl command, Slayer Boss
    Approach Alert, Zealots killed DiscordStatus, version
    text location on /sba (again) also updates Fancy Warp
    island coords
• fix: NPE, fixes #151
• fix: incorrect UNIFORM_SIZE #154
  • chore: upgrade loom
• chore: update petItems.json