CHANGELOG.md in groupdate-6.3.0 vs CHANGELOG.md in groupdate-6.4.0

@@ -1,4 +1,8 @@
+## 6.4.0 (2023-09-13)
+
+- Added support for Trilogy
+
 ## 6.3.0 (2023-07-02)
 
 - Dropped support for Ruby < 3 and Rails < 6.1
 
 ## 6.2.1 (2023-04-18)