[golangci-lint]: Remove unnecessary newlines.

main.go

@@ -48,7 +48,6 @@ func readMessage(messageFilePath string) (string, error) {
 	}
 	scanner := bufio.NewScanner(file)
 	scanner.Split(bufio.ScanLines)
-
 	for scanner.Scan() {
 
 		if output == "" {
@@ -275,10 +274,8 @@ func main() {
 		!*flagOxDeleteNodes && *flagOxImportPrivKey == "" &&
 		!*flagOxGenPrivKeyX25519 && !*flagOxGenPrivKeyRSA && *flagOOBFile == "" &&
 		message == "" {
-
 		scanner := bufio.NewScanner(os.Stdin)
 		for scanner.Scan() {
-
 			if message == "" {
 				message = scanner.Text()
 			} else {