chore(CollectionController): wrap a long line to fix CheckStyle warning.

Should be in b3f64d2 commit.

Author: php-coder

src/main/java/ru/mystamps/web/feature/collection/CollectionController.java

@@ -130,7 +130,8 @@ private Map<String, Integer> getCountriesStatistics(Integer collectionId, String
 		// manually localize "Unknown" country's name
 		Integer unknownCounter = countriesStat.get("Unknown");
 		if (unknownCounter != null) {
-			String localizedValue = messageSource.getMessage("t_unspecified", null, new Locale(lang));
+			String localizedValue =
+				messageSource.getMessage("t_unspecified", null, new Locale(lang));
 			countriesStat.put(localizedValue, unknownCounter);
 			countriesStat.remove("Unknown");
 		}