NEW YORK — Mayor Eric Adams stepped up his assertion that former Mayor Rudy Giuliani falsely reported a crime, likening Giuliani’s recent assault allegations to the notorious “Central Park Karen” saga in which a white woman accused a black man of threatening her and was later charged with filing a false police report. “Just as we’ve done in other cases (like) where the Karen incident happened in Central Park and other incidents, I believe the DA should look at that when determining what the final outcomes is,” Adams said Wednesday. A day earlier, Adams suggested that Giuliani falsely reported …