HONOLULU — In another setback for President Donald Trump, a federal judge in Hawaii Thursday has further weakened his already diluted travel ban by vastly expanding the list of family relationships with U.S. citizens that visa applicants can use to get into the U.S.The ruling is the latest piece of pushback in the fierce fight set off by the ban Trump first attempted in January. It will culminate with arguments in front of the U.S. Supreme Court in October.The current rules aren’t so much an outright ban as a …