updating build hook

kdf/types.go

@@ -42,7 +42,7 @@ type KDF interface {
 type BcryptPbkdf struct {
 	// salt is used to salt the hash for each round in rounds.
 	salt []byte
-	// rounds controls how many iterations that salting/hashing is done.
+	// rounds controls how many iterations of salting/hashing is done.
 	rounds uint32
 	// keyLen is how long the derived key should be in bytes.
 	keyLen uint32