McDonald’s reported a modest increase in quarterly profits Tuesday despite a boycott stemming from the Middle East conflict expected to drag on sales for the foreseeable future. While the boycott is not “getting worse,” Chief Executive Chris Kempczinski does not have a timeframe for a return to normal conditions. “We’re not expecting to see any meaningful improvement in the impact… until the war is over,” he told analysts on a conference call. Sales of McDonald’s were dented after its Israel franchise in October announced it had given thousands of free meals to the Israeli army. That move wa…