New York-listed Ardmore Shipping has sold another older product tanker, agreeing a $34.3m deal for the 2013-built Ardmore Endeavour as it continues to renew its fleet. The Gernot Ruppelt-led company disclosed the transaction in its third-quarter results. The 49,859 dwt MR tanker, built at South Korea’s STX shipyard and not fitted with a scrubber, was …