Added what's new august

Author: jboback

articles/ai-services/language-service/whats-new.md

@@ -19,6 +19,10 @@ Azure AI Language is updated on an ongoing basis. To stay up-to-date with recent
 
 * Custom Summarization has been discontinued and is no longer available in the Studio and documentation.
 
+## August 2024
+* [CLU utterance limit in a project](/conversational-language-understanding/service-limits#data-limits.md) increased from 25,000 to 50,000.
+* [CLU new version of training configuration, version 2024-08-01-preview, is available now](https://learn.microsoft.com/en-us/azure/ai-services/language-service/conversational-language-understanding/concepts/best-practices#address-out-of-domain-utterances), which improves the quality of intent identification for out of domain utterances.
+
 ## July 2024
 
 * [Conversational PII redaction](https://techcommunity.microsoft.com/t5/ai-azure-ai-services-blog/announcing-conversational-pii-detection-service-s-general/ba-p/4162881) service in English-language contexts is now Generally Available (GA).