fixing metadata section

flang-msft · flang-msft · commit b8d03b0d57b5 · 2023-03-10T16:28:32.000-08:00
diff --git a/articles/azure-cache-for-redis/cache-network-isolation.md b/articles/azure-cache-for-redis/cache-network-isolation.md
@@ -7,7 +7,8 @@ ms.service: cache
 ms.topic: conceptual
 ms.date: 03/10/2023
 
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+
+---
 
 # Azure Cache for Redis network isolation options
 
