update changelog with multimodal rails

Author: Pouyanpi

CHANGELOG.md

@@ -36,10 +36,11 @@ This project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.htm
 
 ### 📚 Documentation
 
-- Restore deleted configuration files ([#963](https://github.com/NVIDIA/NeMo-Guardrails/issues/963))
+- Add multimodal rails documentation ([#1061](https://github.com/NVIDIA/NeMo-Guardrails/issues/1061))
 - Add content safety tutorial ([#1042](https://github.com/NVIDIA/NeMo-Guardrails/issues/1042))
 - Revise reasoning model info ([#1062](https://github.com/NVIDIA/NeMo-Guardrails/issues/1062))
 - Consider new GS experience ([#1005](https://github.com/NVIDIA/NeMo-Guardrails/issues/1005))
+- Restore deleted configuration files ([#963](https://github.com/NVIDIA/NeMo-Guardrails/issues/963))
 
 ### ⚙️ Miscellaneous Tasks