resort to default regatta for TrackedRace / RaceDefinition lookup while trying to remove existing

Change-Id: I5ed69350a0b647125e1da371e10112eaa2e9ee50

java/com.sap.sailing.server.test/src/com/sap/sailing/server/test/RaceTrackerTest.java

@@ -80,7 +80,6 @@ public class RaceTrackerTest {
         RaceDefinition race = raceHandle.getRace(); // wait for RaceDefinition to be completely wired in Regatta
         logger.info("Obtained race: "+race);
         assertNotNull(race);
-        // TODO the following assertion fails; this suggests that the race obtained above hasn't properly been entered into the regatta. Why???
         assertTrue(!Util.isEmpty(raceHandle.getRegatta().getAllRaces()));
     }