feat: make cli expect array for rules dir (#3788)
feat: make cli expect array for rules dir (#3788)


palantir/tslint,palantir/tslint,mprobst/tslint,JoshuaKGoldberg/tslint,palantir/tslint,JoshuaKGoldberg/tslint,mprobst/tslint,JoshuaKGoldberg/tslint,mprobst/tslint