Update: Owen E. MacBride's name was originally misspelled as "McBride" in the second to last paragraph. A correction has been made.SPRINGFIELD — A state court ruling that blocked a multibillion-dollar wind power transmission line was cast by the project’s supporters as a “Catch-22.”Illinois law requires companies to be certified before they can act as public utilities. But as construed by an appeals panel, the companies must also be public utilities before they can be certified, they …