Like https://github.com/bytecodealliance/wasmtime/pull/1762, this change the name of the `ExtractLane` format to the more-general `BinaryImm8` and renames its immediate argument from `lane` to `imm`.
Like https://github.com/bytecodealliance/wasmtime/pull/1762, this change the name of the `ExtractLane` format to the more-general `BinaryImm8` and renames its immediate argument from `lane` to `imm`.