Rework Attribute generation

Currently the attributes are generated as ENUM, for consistency reasons they should be packed into a registry interface like all others in the future

Class: [src/autogenerated/java/net/minestom/server/attribute/Attributes.java](https://github.com/OneLiteFeatherNET/Microtus/blob/ab0874cf0515963d1f4037d3e606db241f03fadb/src/autogenerated/java/net/minestom/server/attribute/Attributes.java)