By SCOTT DANCE Federal Emergency Management Agency supervisors are advising their staff to prepare for the elimination of 1,000 jobs this month as part of changes that Kristi Noem, the secretary of the Department of Homeland Security, is overseeing at the agency, according to three people with knowledge of the discussions. The dismissals would apply to contractual FEMA staff whose assignments, which typically last for two or four years, expire this month. The workers, known as FEMA’s Cadre of...