Merge pull request #278573 from mrbullwinkle/mrb_06_18_2024_auto_upgrade_when_expired

[Azure OpenAI] CSS fix

Author: prmerger-automator[bot]

articles/ai-services/openai/how-to/working-with-models.md

@@ -4,7 +4,7 @@ titleSuffix: Azure OpenAI
 description: Learn about managing model deployment life cycle, updates, & retirement.
 ms.service: azure-ai-openai
 ms.topic: conceptual
-ms.date: 10/04/2023
+ms.date: 06/18/2023
 ms.custom: references_regions, build-2023, build-2023-dataai, devx-track-azurepowershell
 manager: nitinme
 author: mrbullwinkle #ChrisHMSFT
@@ -75,7 +75,7 @@ There are three distinct model deployment upgrade options:
 |`NoAutoUpgrade` | The model deployment never automatically upgrades. Once the retirement date is reached the model deployment stops working. You need to update your code referencing that deployment to point to a nonexpired model deployment. |
 
 > [!NOTE]
-> `null` is equivalent to `AutoUpgradeWhenExpired`. If the **Version update policy** option is not present in the properties for a model that supports model upgrades this indicates the value is currently `null`. Once you explicitly modify this value, the property is visible in the studio properties page as well as via the REST API.
+> `null` is equivalent to `OnceCurrentVersionExpired`. If the **Version update policy** option is not present in the properties for a model that supports model upgrades this indicates the value is currently `null`. Once you explicitly modify this value, the property is visible in the studio properties page as well as via the REST API.
 
 ### Examples