WASHINGTON — Former President Donald Trump declined Thursday to appeal a court order ending his lawsuit challenging the FBI’s seizure of documents from his Mar-a-Lago resort in Florida, paving the way for investigators to finally get hold of the bulk of documents collected in the search. The 11th U.S. Circuit Court of Appeals last week dismissed the lawsuit he filed after the Aug. 8 search. The appeals court overturned U.S. District Judge Aileen Cannon’s order appointing a special master to review the trove of documents federal agents recovered and preventing the government from using them in its investigation into Trump’s...