Update SqlServerCache.xml

Author: gewarren

xml/Microsoft.Extensions.Caching.SqlServer/SqlServerCache.xml

@@ -48,7 +48,7 @@
     </Attribute>
   </Attributes>
   <Docs>
-    <summary>Distributed cache implementation using Microsoft SQL Server database.</summary>
+    <summary>Distributed cache implementation using Microsoft SQL Server database.Test</summary>
     <remarks>To be added.</remarks>
   </Docs>
   <Members>