Qatar has started to return LNG tankers back to the Middle East in anticipation of an imminent reopening of the Strait of Hormuz that would allow the world’s second-biggest LNG exporter to start producing and moving LNG supply again. At least four Qatar-owned tankers have headed in recent days to Ras Laffan, Qatar’s LNG complex in the Persian Gulf, and a fifth is en route to the region, vessel-tracking data compiled by Bloomberg showed on Wednesday. Another four LNG carriers are idling in the Gulf of Oman and could soon move to pass…