add model

Author: PatrickFarley

articles/ai-foundry/responsible-ai/openai/transparency-note.md

@@ -37,6 +37,7 @@ Azure OpenAI provides customers with a fully managed AI service that lets develo
 | GPT-4o </br>GPT-4o-mini | ✅ | ✅ | ✅ |
 | GPT-4.1</br>GPT-4.1-mini</br>GPT-4.1-nano | ✅ | ✅ |  |
 | GPT-4.5 | ✅ | ✅ |  |
+| GPT-oss-120b | ✅ |  |  |
 | o1 series | ✅ | ✅ |  |
 | o3/o3-pro | ✅ | ✅| | 
 | o3-mini |✅  |  |  |