Method wakeup

include/exec/linux/io_uring_context.hpp:419–425

      }

      void wakeup()
      {
        if (auto __ec = try_wakeup())
        {
          STDEXEC_THROW(std::system_error{__ec});
        }
      }

      /// @brief Resets the io context to its initial state.
      void reset()