The managers of the Brooklyn Navy yard are seeking a rezoning to add more amenities to the sprawling waterfront complex.  The Department of City Planning reviewed an Environmental Assessment Statement at an online meeting on June 7 that would allow for the creation of a Special Brooklyn Navy Yard District to foster “the introduction of compatible community facility and commercial uses.” No specific project is being proposed, and the rezoning application states that approval is “not expected to result in new development density beyond that which is permitted…