Added debug logging for which task is scheduled

Change-Id: I4df20cbae9f5832ec17e02b13ed84e076c966a25
diff --git a/src/main/java/com/googlesource/gerrit/plugins/eventseiffel/parsing/EiffelEventParsingQueue.java b/src/main/java/com/googlesource/gerrit/plugins/eventseiffel/parsing/EiffelEventParsingQueue.java
index 935dd1f..1297283 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/eventseiffel/parsing/EiffelEventParsingQueue.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/eventseiffel/parsing/EiffelEventParsingQueue.java
@@ -194,6 +194,7 @@
   }
 
   private void schedule(ParsingQueueTask task) {
+    logger.atFine().log("Schedule task: %s", task);
     EventParsingWorker worker = new EventParsingWorker(task);
     ScheduledFuture<?> future = pool.schedule(worker);
     if (future != null) {