Figure out why I cannot enable this line below.

[todo]

connectedhomeip/src/controller/tests/data_model/TestRead.cpp

Lines 227 to 237 in 6edc6d1

	// TODO: Figure out why I cannot enable this line below.
	//
	// NL_TEST_ASSERT(apSuite, gExchangeManager->GetNumActiveExchanges() == 1);
	chip::app::InteractionModelEngine::GetInstance()->GetReportingEngine().Run();
	gExchangeManager->OnConnectionExpired(ctx.GetSessionAliceToBob());
	NL_TEST_ASSERT(apSuite, chip::app::InteractionModelEngine::GetInstance()->GetNumActiveReadHandlers() == 0);
	//

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This issue was generated by todo based on a TODO comment in 6edc6d1 when #10524 was merged. cc @mrjerryjohns.