Release 0.12.0

[ureeves]

0.12.0 - 2023-11-01

Added

• Support memory64 smart contracts [Support memory64 in piecrust #281]
• Add some Error variants:
  • InvalidFunction
  • InvalidMemory
• Add once_cell dependency

Changed

• Upgrade dusk-merkle to version 0.5
• Change contract tree to be arity 4 and height 17 [Contracts cannot contain structures larger than a 32-bit address space #159]
• Maximum contract size is now 4TiB [Contracts cannot contain structures larger than a 32-bit address space #159]
• Change Error::RuntimeError variant to contain dusk_wasmtime::Error,
  and changed From implementation
• Switch runtime from wasmer to wasmtime

Removed

• Remove parking_lot dependency
• Remove colored dependency
• Remove 4 page - 256KiB - minimum memory requirement for contracts
• Remove Clone derivation for Error
• Remove some Error variants, along with From implementations:
  • CompileError
  • DeserializeError
  • ExportError
  • InstantiationError
  • InvalidFunctionSignature
  • MemorySetupError
  • ParsingError
  • SerializeError
  • Trap

Fixed

• Fix loading of compiled contracts from state transported from different
  platforms [Cannot load state form different archs #287]

[moCello]

LGTM