Fix TestSeqTask.testSeq10

Author: cpettitt-linkedin

test/com/linkedin/parseq/TestSeqTask.java

@@ -206,6 +206,7 @@ public void testSeq10() throws InterruptedException
         value(5),
         value(6),
         value(7),
+        value(8),
         value(9),
         value("result"));
     getEngine().run(seq);