OZG-5010 add max file size for bescheidFile/bescheidAttachment

alfa-server/src/main/resources/application.yml

@@ -78,6 +78,8 @@ ozgcloud:
     maxFileSize:
       postfachNachrichtAttachment: 3MB
       wiedervorlageAttachment: 40MB
+      bescheidFile: 3MB
+      bescheidAttachment: 3MB
     content-types:
       bescheidFile:
         - application/pdf