Elon Musk and his business’s role in a recent dispute over Ukraine’s access to Starlink and its military network is putting a spotlight on the tech mogul’s outsized influence on the international stage. Following about 10 days of confusion and finger-pointing over what caused the slowdown of Starlink and its military-grade version — Starshield — in Ukraine, Musk acknowledged his company, SpaceX, was behind the restrictions on Starlink’s…