A company controlled by property developer Johnny Ronan tried to “warn” off a rival bidder for lands on sale in Cabinteely, south Dublin, it has been claimed in new Commercial Court proceedings. Ronan’s business RGRE Devco No. 8 Ltd is alleged to have interfered in the recent sales process after his earlier contract to buy the lands for €29 million fell through. The developer had signed a deal to purchase the lands in March 2020 as part of a settlement of earlier court proceedings he had lodged in 2018.  The earlier legal row involved former companies linked to the developer,…