Record replication metrics for retrying tasks

Bug: Issue 400654646
Change-Id: Ifb81f29965575fd0072e7aa10cda997c92f658b5

src/main/java/com/googlesource/gerrit/plugins/replication/pull/Source.java

diff --git a/src/main/java/com/googlesource/gerrit/plugins/replication/pull/Source.java b/src/main/java/com/googlesource/gerrit/plugins/replication/pull/Source.java
index 320e9ec..b1d553d 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/replication/pull/Source.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/replication/pull/Source.java
@@ -710,7 +710,10 @@
 
             if (fetchOp.setToRetry()) {
               postReplicationScheduledEvent(fetchOp);
-              pool.schedule(fetchOp, config.getRetryDelay(), TimeUnit.MINUTES);
+              pool.schedule(
+                  queueMetrics.runWithMetrics(this, fetchOp),
+                  config.getRetryDelay(),
+                  TimeUnit.MINUTES);
               queueMetrics.incrementTaskRetrying(this);
             } else {
               fetchOp.canceledByReplication();