updateStatistics was not called for mlfq in resource group queue

[SeaRise]

Bug Report

tiflash/dbms/src/Flash/Pipeline/Schedule/TaskQueues/ResourceControlQueue.cpp

Lines 150 to 157 in d1949c6

	void ResourceControlQueue<NestedTaskQueueType>::updateStatistics(const TaskPtr & task, ExecTaskStatus, UInt64 inc_value)
	{
	assert(task);
	auto ru = cpuTimeToRU(inc_value);
	const String & name = task->getResourceGroupName();
	LOG_TRACE(logger, "resource group {} will consume {} RU(or {} cpu time in ns)", name, ru, inc_value);
	LocalAdmissionController::global_instance->consumeResource(name, ru, inc_value);
	}