Update changelog for 16.9.7

GitLab Release Tools Bot · GitLab Release Tools Bot · commit 27345e8b2d03 · 2024-05-07T16:56:27.000Z
[ci skip]
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -129,6 +129,10 @@ No changes.
 
 - [Update Patroni to 3.0.1](gitlab-org/omnibus-gitlab@faba9e7605768373c4747fa7062ab36c7be74205) ([merge request](gitlab-org/omnibus-gitlab!6898))
 
+## 16.9.7 (2024-05-07)
+
+No changes.
+
 ## 16.9.6 (2024-04-24)
 
 No changes.
