algorithms: use greater? in selectMax
algorithms: use greater? in selectMax

... instead of `greaterEquals?` for symmetry with `selectMin`.

mario-campos/clay,mario-campos/clay,jckarter/clay,jckarter/clay,iamrekcah/clay,mario-campos/clay,iamrekcah/clay,jckarter/clay,jckarter/clay,iamrekcah/clay,iamrekcah/clay,jckarter/clay,jckarter/clay,mario-campos/clay,iamrekcah/clay,mario-campos/clay