YARRP v0.2.0 for MC 1.20.6 - 1.21.1

Fixes

• resource pack type must be specified during registration
• AFTER_VANILLA callback wasn't working
• incompatible with some Fabric API versions (see FabricMC/fabric-api#5007)

Additions

• more debug logs
• more registration points
• more specific tag builder to make building block tags and item tags easier

Other Changes

• added test code