BRUSSELS — Ursula von der Leyen hasn’t even published her plans to overhaul the EU's digital laws yet and already the European Parliament is signaling: This shall not pass.   Political groups to the left of von der Leyen’s center-right European People's Party are coming out against draft proposals for a digital omnibus legislation that reveal how the EU executive is looking to loosen privacy rules, amend its artificial intelligence law, and overhaul data legislation to the benefit of industry —