mason.test: remove unused "word-vocabulary".
mason.test: remove unused "word-vocabulary".

tgunr/factor,mrjbq7/factor,factor/factor,mrjbq7/factor,mrjbq7/factor,factor/factor,factor/factor,factor/factor,mrjbq7/factor,factor/factor,factor/factor,tgunr/factor,tgunr/factor,tgunr/factor,tgunr/factor,mrjbq7/factor,mrjbq7/factor,tgunr/factor