ISTANBUL As many as 1,000 members of the Formula One paddock have been forced to make last-minute travel adjustments to reach Melbourne for the season-opening race, following the worsening crisis in the Middle East. Some personnel are expected to miss the start of the championship altogether. A more serious logistical problem, however, has been narrowly averted. The race cars and essential equipment had already been transported from preseason testing in Bahrain, one of the nations now caught up