Fix vector_norm test.
Fix vector_norm test.

spacy-io/spaCy,raphael0202/spaCy,spacy-io/spaCy,spacy-io/spaCy,aikramer2/spaCy,recognai/spaCy,banglakit/spaCy,banglakit/spaCy,explosion/spaCy,oroszgy/spaCy.hu,Gregory-Howard/spaCy,honnibal/spaCy,raphael0202/spaCy,banglakit/spaCy,oroszgy/spaCy.hu,Gregory-Howard/spaCy,explosion/spaCy,raphael0202/spaCy,raphael0202/spaCy,explosion/spaCy,banglakit/spaCy,explosion/spaCy,banglakit/spaCy,oroszgy/spaCy.hu,aikramer2/spaCy,aikramer2/spaCy,explosion/spaCy,Gregory-Howard/spaCy,raphael0202/spaCy,oroszgy/spaCy.hu,honnibal/spaCy,oroszgy/spaCy.hu,Gregory-Howard/spaCy,recognai/spaCy,recognai/spaCy,Gregory-Howard/spaCy,spacy-io/spaCy,recognai/spaCy,aikramer2/spaCy,spacy-io/spaCy,banglakit/spaCy,spacy-io/spaCy,Gregory-Howard/spaCy,honnibal/spaCy,raphael0202/spaCy,oroszgy/spaCy.hu,honnibal/spaCy,aikramer2/spaCy,recognai/spaCy,explosion/spaCy,aikramer2/spaCy,recognai/spaCy