internal/github: correct type name in comment

Change-Id: Ifd46487d3b9d7917f6f17b8ffb518562f7aa18a6
Reviewed-on: https://go-review.googlesource.com/c/oscar/+/602275
Commit-Queue: Ian Lance Taylor <iant@google.com>
Reviewed-by: Russ Cox <rsc@golang.org>
Reviewed-by: Ian Lance Taylor <iant@google.com>
Auto-Submit: Ian Lance Taylor <iant@google.com>
Auto-Submit: Russ Cox <rsc@golang.org>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
diff --git a/internal/github/data.go b/internal/github/data.go
index 52ad502..b6f634c 100644
--- a/internal/github/data.go
+++ b/internal/github/data.go
@@ -139,7 +139,7 @@
 	return &e
 }
 
-// EventWatcher returns a new [storage.Watcher] with the given name.
+// EventWatcher returns a new [timed.Watcher] with the given name.
 // It picks up where any previous Watcher of the same name left off.
 func (c *Client) EventWatcher(name string) *timed.Watcher[*Event] {
 	return timed.NewWatcher(c.db, name, eventKind, c.decodeEvent)