Suppress Gimme Cookie prompt when in gopt (-g) authtoken create mode

xs/xs.go

@@ -1007,10 +1007,14 @@ func main() { //nolint: funlen, gocyclo
 	})
 
 	if authCookie == "" {
+		if !gopt {
 			// No auth token, prompt for password
 			fmt.Printf("Gimme cookie:")
+		}
 		ab, e := xs.ReadPassword(os.Stdin.Fd())
+		if !gopt {
 			fmt.Printf("\r\n")
+		}
 		if e != nil {
 			panic(e)
 		}