A dream is a wish your heart makes, and Tuesday afternoon should've been when Disney's (NYSE: DIS) dream -- more specifically the Disney Dream cruise ship -- resumed passenger sailings for the first time in nearly 16 months. The entertainment giant with a fleet of four cruise ships was supposed to embark on a two-night test sailing for the Disney Dream out of Port Canaveral on Tuesday, but it had to postpone the voyage earlier this week after "inconsistent" COVID-19 test results. This is the latest setback for the cruising industry. Royal Caribbean's (NYSE: RCL) Odyssey of the Seas was...