increase time out in MonitoringProxyTest further

SVN: 26665

common/sourceTest/java/ch/systemsx/cisd/common/concurrent/MonitoringProxyTest.java

@@ -61,7 +61,7 @@ public class MonitoringProxyTest
 
     private static final Status THE_STATUS = Status.TWO;
 
-    private static final long TIMEOUT_MILLIS = 1500L;
+    private static final long TIMEOUT_MILLIS = 2000L;
 
     private volatile Thread threadToStop;