TSCH: set max hopping sequence length to default hopping sequence
#ifdef TSCH_CONF_HOPPING_SEQUENCE_MAX_LEN
#define TSCH_HOPPING_SEQUENCE_MAX_LEN TSCH_CONF_HOPPING_SEQUENCE_MAX_LEN
#else
-#define TSCH_HOPPING_SEQUENCE_MAX_LEN 16
+#define TSCH_HOPPING_SEQUENCE_MAX_LEN sizeof(TSCH_DEFAULT_HOPPING_SEQUENCE)
#endif
/******** Configuration: association *******/
