Update Polish translation

_locales/pl/messages.json

@@ -288,7 +288,7 @@
 		"description": "Options page label: 'create a root directory'"
 	},
 	"optionPreventAppendedData": {
-		"message": "do not append data after the ZIP data",
+		"message": "nie dołączaj danych po danych ZIP",
 		"description": "Options page label: 'do not append data after the ZIP data'"
 	},
 	"optionInsertTextBody": {