Update changelog for 16.7.4

[ci skip]

Author: GitLab Release Tools Bot

CHANGELOG.md

@@ -42,6 +42,13 @@ omnibus-gitlab repository.
 - [Stop building for OpenSUSE 15.4](gitlab-org/omnibus-gitlab@d6d3933486f4b6d86320652882faa0019dc1aae7) ([merge request](gitlab-org/omnibus-gitlab!7331))
 - [Stop sidekiq namespaced probe for gitlab-exporter](gitlab-org/omnibus-gitlab@ff1df765a218a7b29ad6c4a9ccd6b091a2a10bfe) ([merge request](gitlab-org/omnibus-gitlab!7237))
 
+## 16.7.4 (2024-01-24)
+
+### Security (2 changes)
+
+- [Update redis/redis from 7.0.14 to 7.0.15](gitlab-org/security/omnibus-gitlab@a16e096f88500397388091f663d324ab671c8e21) ([merge request](gitlab-org/security/omnibus-gitlab!411))
+- [Update libxml2 from 2.10.4 to 2.12.3](gitlab-org/security/omnibus-gitlab@caa3122f54abc31d3ad0c89d8b366f52100675f0) ([merge request](gitlab-org/security/omnibus-gitlab!403))
+
 ## 16.7.3 (2024-01-13)
 
 No changes.