Water Street apartment tower, Seaport museum await ruling

It’s make-or-break time for Howard Hughes Corp.’s hot-button apartment-tower proposal at 250 Water St., near the South Street Seaport. On Monday, HHC will show a scaled-down design to the Landmarks Preservation Commission that’s about 27 percent smaller than the original plan the panel rejected in January. “We heard their feedback,” HHC New York Tristate Region…