message: Fix llvm test
diff: @@ -103,7 +103,9 @@ fn validate(bytes: &[u8]) -> Result<(), CompileError> {
  fn test_read_module() {
  use std::mem::transmute;
  use wabt::wat2wasm;
  - use wasmer_runtime_core::{structures::TypedIndex, types::LocalFuncIndex, vm, vmcalls};
  + use wasmer_runtime_core::{
  + backend::RunnableModule, structures::TypedIndex, types::LocalFuncIndex, vm,
  + };
  // let wasm = include_bytes!("../../spectests/examples/simple/simple.wasm") as &[u8];
  let wat = r#"
  (module
  @@ -121,7 +123,7 @@ fn test_read_module() {
  let (module, intrinsics) = code::parse_function_bodies(&info, code_reader).unwrap();
  - let (backend, _caller) = backend::LLVMBackend::new(module, intrinsics);
  + let backend = backend::LLVMBackend::new(module, intrinsics);
  let func_ptr = backend.get_func(&info, LocalFuncIndex::new(0)).unwrap();
  