fix a few typos as pointed out by Dave Crossland
fix a few typos as pointed out by Dave Crossland

moyogo/fontbakery,graphicore/fontbakery,googlefonts/fontbakery,googlefonts/fontbakery,googlefonts/fontbakery,moyogo/fontbakery,graphicore/fontbakery,graphicore/fontbakery,moyogo/fontbakery