By Dan Williams and Timour Azhari JERUSALEM/BEIRUT (Reuters) -Lebanon said U.S.-brokered talks to demarcate its maritime border with longtime foe Israel were at a “make or break” point on Thursday after Israel rejected revisions to a draft deal requested by Beirut, throwing years of diplomatic efforts into doubt. The draft, which has not been made public, had a warm preliminary reception from the Israeli and Lebanese governments. But amid domestic opposition in both countries, Lebanon on Tuesday sought amendments from the U.S. envoy. On Thursday, Israeli Prime Minister Yair Lapid “was updated …