Fix fontToolsGetDesc() in genmetadata.py
Fix fontToolsGetDesc() in genmetadata.py

googlefonts/fontbakery,moyogo/fontbakery,vitalyvolkov/fontbakery,moyogo/fontbakery,graphicore/fontbakery,graphicore/fontbakery,vitalyvolkov/fontbakery,davelab6/fontbakery,jessamynsmith/fontbakery,googlefonts/fontbakery,googlefonts/fontbakery,moyogo/fontbakery,graphicore/fontbakery,vitalyvolkov/fontbakery