SuperManifestRefUpdatedListener: Update metric description

Suggested in previous change.

Change-Id: I66fc281bb9dee321fc80c51991f9e2d52525c403
diff --git a/java/com/googlesource/gerrit/plugins/supermanifest/SuperManifestRefUpdatedListener.java b/java/com/googlesource/gerrit/plugins/supermanifest/SuperManifestRefUpdatedListener.java
index 89f8dc2..d31f660 100644
--- a/java/com/googlesource/gerrit/plugins/supermanifest/SuperManifestRefUpdatedListener.java
+++ b/java/com/googlesource/gerrit/plugins/supermanifest/SuperManifestRefUpdatedListener.java
@@ -151,7 +151,7 @@
     this.superprojectCommitTimer =
         metrics.newTimer(
             "supermanifest/superproject_commit_latency",
-            new Description("Time taken to parse the manifest and commit to the superproject"),
+            new Description("Time taken to parse the manifest and update the superproject"),
             Field.ofEnum(
                     ConfigEntry.ToolType.class,
                     "tool",