Fix return type of .ref(refName) on documentation title
Fix return type of .ref(refName) on documentation title

seejee/enzyme,dustinsanders/enzyme,CurtisHumphrey/enzyme,airbnb/enzyme,hartzis/enzyme,CurtisHumphrey/enzyme,airbnb/enzyme,dustinsanders/enzyme,toddw/enzyme,toddw/enzyme,seejee/enzyme,hartzis/enzyme