AutoReloadConfigDecorator: Remove unnecessary suppression

Change-Id: I39aa2b12405ab186b5d2b0211fd5e21c3aeb38a7
diff --git a/src/main/java/com/googlesource/gerrit/plugins/replication/AutoReloadConfigDecorator.java b/src/main/java/com/googlesource/gerrit/plugins/replication/AutoReloadConfigDecorator.java
index 1cd2036..171069d 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/replication/AutoReloadConfigDecorator.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/replication/AutoReloadConfigDecorator.java
@@ -157,7 +157,6 @@
     return currentConfig.shutdown();
   }
 
-  @SuppressWarnings("unused")
   @Override
   public synchronized void startup(WorkQueue workQueue) {
     currentConfig.startup(workQueue);