Update changelog for 17.3.3

[ci skip]

jh/CHANGELOG.md

+## 17.3.3 (2024-09-17)
+
+JH changes only. For others see [CHANGELOG.md](../CHANGELOG.md)
+No changes.
+
 ## 17.3.2 (2024-09-12)
 
 JH changes only. For others see [CHANGELOG.md](../CHANGELOG.md)