docs: public static UpdateSketch heapify(final Memory srcMem, final long seed) {
      final Family family = Family.idToFamily(srcMem.getByte(FAMILY_BYTE));
      if (family.equals(Family.ALPHA)) {
        return HeapAlphaSketch.heapifyInstance(srcMem, seed);
      }
      return HeapQuickSelectSketch.heapifyInstance(srcMem, seed);
    }