Doc.char_span arg: alignment_mode (#6591)
Doc.char_span arg: alignment_mode (#6591)

Currently labeled "mode", actually "alignment_mode"
honnibal/spaCy,explosion/spaCy,explosion/spaCy,honnibal/spaCy,explosion/spaCy,honnibal/spaCy,explosion/spaCy,explosion/spaCy,honnibal/spaCy,explosion/spaCy