metadata concept-variants.md

Author: lgayhardt

articles/machine-learning/prompt-flow/concept-variants.md

@@ -11,7 +11,7 @@ ms.topic: conceptual
 author: likebupt
 ms.author: keli19
 ms.reviewer: lagayhar
-ms.date: 06/30/2023
+ms.date: 06/28/2024
 ---
 
 # Variants in prompt flow