Update godoc comment of EncodeWithColor methods

code39/encoder.go

@@ -111,7 +111,7 @@ func prepare(content string) (string, error) {
 	return result, nil
 }
 
-// Encode returns a code39 barcode for the given content
+// Encode returns a code39 barcode for the given content and color scheme
 // if includeChecksum is set to true, a checksum character is calculated and added to the content
 func EncodeWithColor(content string, includeChecksum bool, fullASCIIMode bool, color barcode.ColorScheme) (barcode.BarcodeIntCS, error) {
 	if fullASCIIMode {