NEW YORK — The principal at Hillcrest High School, where hundreds of students last month stormed through the halls as they targeted a Jewish teacher for attending a pro-Israel rally, is out after coming under fire for the way he handled the disturbance at the school in Jamaica Hills, Queens. But it will be a soft landing for Scott Milczewski, who is taking a job in the public school system’s central offices, the New York Daily News has learned. His last day at Hillcrest will be Friday. “This is a difficult decision for me to make,” he said in an email after dismissal on Wednesday, “but I look …