Update articles/cognitive-services/Speech-Service/releasenotes.md

Co-authored-by: Eric Urban <[email protected]>

Author: sally-baolian

articles/cognitive-services/Speech-Service/releasenotes.md

@@ -21,7 +21,7 @@ See below for information about changes to Speech services and resources.
 
 * Speech SDK 1.23.0 and Speech CLI 1.23.0 were released in July 2022. See details below.
 * Custom speech-to-text container v3.1.0 released in March 2022, with support to get display models.
-* TTS Service August 2022, new voices of Chinese dialects and `en-US` English (United States) in public preview were released. See details below.
+* TTS Service August 2022, five new voices in public preview were released.
 * TTS Service September 2022, all the prebuilt neural voices have been upgraded to high-fidelity voices with 48kHz sample rate.
 
 ## Release notes