Indian state refiners are back to buying Iraqi crude that would have to transit the Strait of Hormuz, in a sign that the world’s third-largest crude oil importer seeks to bring supply from the Middle East after the tentative reopening of the chokepoint. State-owned Mangalore Refinery and Petrochemicals Limited (MRPL), which operates a 300,000-barrels-per-day refinery in southern India, has chartered a tanker to load crude from Iraq, sources from the shipping industry told Reuters on Tuesday. This is the first Indian state refiner to charter…