message: capi: Simplify unwrap function for FizzyImportedFunction
diff: @@ -162,9 +162,8 @@ inline std::vector<fizzy::ExternalFunction> unwrap(
  inline fizzy::ImportedFunction unwrap(const FizzyImportedFunction& c_imported_func)
  {
  fizzy::ImportedFunction imported_func;
  - imported_func.module =
  - c_imported_func.module ? std::string{c_imported_func.module} : std::string{};
  - imported_func.name = c_imported_func.name ? std::string{c_imported_func.name} : std::string{};
  + imported_func.module = c_imported_func.module;
  + imported_func.name = c_imported_func.name;
  const auto& c_type = c_imported_func.external_function.type;
  imported_func.inputs.resize(c_type.inputs_size);
  