fix keys.h typo, began dat_net c/h

inc/keys.h

@@ -5,12 +5,12 @@
 
 #define SLEEP_PUB_KEY_BYTES	32
 #define SLEEP_SECRET_KEY_BYTES	64
-#define SLEEP_SIGNATURE_BYES	64
-#define SLEEP_BLAKE2B_BYES	32
+#define SLEEP_SIGNATURE_BYTES	64
+#define SLEEP_BLAKE2B_BYTES	32
 
 typedef struct {
 	uint8_t pubkey[SLEEP_PUB_KEY_BYTES];
-	uint8_t seckey[SLEEP_SECRET_KEY_BYES];
+	uint8_t seckey[SLEEP_SECRET_KEY_BYTES];
 } sleep_keypair_t;