Update date

Author: JJJessieWang

articles/batch/batch-sig-images.md

@@ -2,7 +2,7 @@
 title: Use the Azure Compute Gallery to create a custom image pool
 description: Custom image pools are an efficient way to configure compute nodes to run your Batch workloads.
 ms.topic: conceptual
-ms.date: 03/04/2024
+ms.date: 03/20/2024
 ms.devlang: csharp
 # ms.devlang: csharp, python
 ms.custom: devx-track-python, devx-track-azurecli, linux-related-content