2.2.0 | Paper API Custom Model Data Compatibility (MC 1.21.4+)

What's Changed

• Provided version-agnostic custom model data API compatibility layer to fix support for 1.21.4+ resourcepacks by @Supermarcel10 in #35
• Fixed issue with hat equip by @Supermarcel10 in #35
• Fixed issue with helmet exists condition for GUI equip by @Supermarcel10 in #35
• Updated example resourcepack by @Supermarcel10 in #35

Full Changelog: 2.1.2...2.2.0