Sacramento, California-based newspaper publisher The McClatchy Co. will consolidate the design and copy editing functions of its 30 newspapers across the country into a central hub in Charlotte. The move is part of the transformation of McClatchy (NYSE: MNI) as it focuses less on print and more on digital publishing. It's also the result of declining advertising revenue and digital disruption, said Gary Wortel, publisher and president of The Sacramento Bee and McClatchy's West regional publisher. Wortel…