A UK judge on Friday rejected an attempt by Airbus to invoke a De Gaulle-era law restricting the way it responds to foreign courts, as a high-profile dispute with Qatar Airways became mired in a growing debate over cross-border legal powers. Qatar Airways is suing France-based Airbus for $1.4 billion over damage to the painted surface and anti-lightning system on A350 jets, saying safety could be at risk from a design defect. Airbus acknowledges quality flaws but insists the jets are safe. Now, the two sides must provide each other with thousands of pages of documents as their dispute heads to…