A Cook County judge will go to court to reverse the ruling from Chicago’s election authority invalidating her write-in candidacy.In a Friday interview, the attorney representing Circuit Judge Maryam Ahmad’s campaign said he will file a petition for a writ of mandamus in Cook County Circuit Court on Tuesday.If upheld by the court, the petition will force the Chicago Board of Election Commissioners to treat Ahmad as a valid write-in candidate and tabulate the write-in votes for her as part of the results in the …