Fix typo in overview page for 4.8.2

The release notes link text was saying the latest version rather than
4.8.2.


Reviewers: Enrico Olivelli <eolivelli@gmail.com>, Sijie Guo <sijie@apache.org>

This closes #2048 from ivankelly/doc-typo-relnotes
diff --git a/site/docs/4.8.2/overview/overview.md b/site/docs/4.8.2/overview/overview.md
index 8086938..c3a3fd7 100644
--- a/site/docs/4.8.2/overview/overview.md
+++ b/site/docs/4.8.2/overview/overview.md
@@ -37,7 +37,7 @@
 
 Learn more about Apache BookKeeper&trade; and what it can do for your organization:
 
-- [Apache BookKeeper {{ site.latest_version }} Release Notes](../releaseNotes)
+- [Apache BookKeeper 4.8.2 Release Notes](../releaseNotes)
 - [Java API docs](../../api/javadoc)
 
 Or start [using](../../getting-started/installation) Apache BookKeeper today.