BERLIN (Reuters) – Austrian energy company OMV said gas deliveries from Russia had ended at 6 a.m. (0500 GMT) on Saturday, but the regulator said supplies to customers were stable despite a drop in flows into Austria. “We confirm that there has been no gas delivery from 6 a.m. today,” an OMV spokesperson said. Alfons Haber, head of E-Control, the regulator, said: “Quantities coming into Austria are currently down by