Mention that Cobb service doesn't exist anymore

application/src/ext-test/java/org/opentripplanner/ext/flex/trip/ScheduledDeviatedTripIntegrationTest.java

@@ -51,7 +51,8 @@
  * contains both flex zones but also scheduled stops. Inside the zone, passengers can get on or off
  * anywhere, so there it works more like a taxi.
  * <p>
- * Read about the details at: https://www.cobbcounty.org/transportation/cobblinc/routes-and-schedules/flex
+ * This service is not being offered anymore, but we keep the test because others of the same
+ * type still exist.
  */
 class ScheduledDeviatedTripIntegrationTest {