Fix bug in month names similar in English and German

src/NodaTimeSplitter.php

@@ -403,14 +403,14 @@ final class NodaTimeSplitter {
 
         foreach (self::MONTH_NAMES_ENGLISH as $monthVal => $monthValidNames) {
             if (self::stri_occurs($datum, $monthValidNames)) {
-                if (!empty($monat)) return [];
+                if (!empty($monat)) break;
                 $monat = (string)$monthVal;
             }
         }
 
         foreach (self::MONTH_NAMES_GERMAN as $monthVal => $monthValidNames) {
             if (self::stri_occurs($datum, $monthValidNames)) {
-                if (!empty($monat)) return [];
+                if (!empty($monat)) break;
                 $monat = (string)$monthVal;
             }
         }