Function wait

modules/core/task/src/task2.cpp:495–503

    }

    void wait(event_t event)
    {
        auto scheduler = scheduler_t::instance();
        SKR_ASSERT(scheduler == nullptr); //must use outside of scheduler
        while(!event.done())
        {
            event.state->cv.wait(event.state->mutex);
        }
    }

    scheduler_t::CounterAwaitable::CounterAwaitable(scheduler_t& scheduler, counter_t counter, int workerIdx)
        : scheduler(scheduler), counter(std::move(counter)), workerIdx(workerIdx)