fix build issue due to anomaly

Author: flang-msft

articles/azure-cache-for-redis/cache-overview-vector-similarity.md

@@ -1,6 +1,6 @@
 ---
 title: About Vector Embeddings and Vector Search in Azure Cache for Redis
-description: Learn about Azure Cache for Redis to store vector embeddings and provide similarity search.| description: Learn about Azure Cache for Redis to store vector embeddings and provide similarity search. |
+description: Learn about Azure Cache for Redis to store vector embeddings and provide similarity search.
 
 
 ms.collection: ce-skilling-ai-copilot