The Lake Nona campus, about 20 miles from Disney World near the Orlando International Airport, had been championed by Bob Chapek, who served as Disney’s chief executive from 2020 until he was fired last year. Mr. Iger, who came out of retirement to retake Disney’s reins, was much less enthusiastic about the project — even before the company became mired in its battle with Mr. DeSantis. As soon as he returned to Disney, Mr. Iger began…