Hilaria Baldwin bundled her six children in her car and set off without a destination in mind, once she heard her husband Alec had accidentally shot and killed cinematographer Halyna Hutchins on the set of the movie “Rust.” “I didn’t know where I was going, I just drove,” Baldwin told The Post Saturday during an exclusive interview in Vermont. “I just drove around and around and around with my kids.” The family was seen leaving their Greenwich Village home Oct. 22, a day after the tragic shooting. Hilaria tells said she drove for an entire day in search of somewhere...