An updated development plan around Chicago’s Blommer Chocolate Co. plant doesn’t invalidate the city’s initial taking of land through eminent domain, an appellate court has found.The 1st District Appellate Court denied a motion to reconsider whether land near the cocoa-processing campus in River West was ill-gotten.In an 18-page decision this week, the three-justice panel rejected claims made by the former landowner, Fred J. Eychaner, that the city’s justification for the taking changed midstream and that it mostly …