Fix prettier issue

Author: veeck

modules/default/alert/alert.js

@@ -31,7 +31,7 @@ Module.register("alert", {
 			hu: "translations/hu.json",
 			nl: "translations/nl.json",
 			pt: "translations/pt.json",
-			pt-br: "translations/pt-br.json",
+			"pt-br": "translations/pt-br.json",
 			ru: "translations/ru.json",
 			th: "translations/th.json"
 		};