Fix ChangePassword description (#4113)

Author: uecasm

xml/System.Data.SqlClient/SqlCredential.xml

@@ -40,7 +40,7 @@
       <format type="text/markdown"><![CDATA[  
   
 ## Remarks  
- Use <xref:System.Data.SqlClient.SqlConnection.Credential%2A> to get or set a connection's <xref:System.Data.SqlClient.SqlCredential> object. Use <xref:System.Data.SqlClient.SqlConnection.ChangePassword%2A> to change the password for a <xref:System.Data.SqlClient.SqlCredential> object. For information on how a <xref:System.Data.SqlClient.SqlCredential> object affects connection pool behavior, see [SQL Server Connection Pooling (ADO.NET)](~/docs/framework/data/adonet/sql-server-connection-pooling.md).  
+ Use <xref:System.Data.SqlClient.SqlConnection.Credential%2A> to get or set a connection's <xref:System.Data.SqlClient.SqlCredential> object. Use <xref:System.Data.SqlClient.SqlConnection.ChangePassword%2A> to change the password for a user via an <xref:System.Data.SqlClient.SqlCredential> object. For information on how a <xref:System.Data.SqlClient.SqlCredential> object affects connection pool behavior, see [SQL Server Connection Pooling (ADO.NET)](~/docs/framework/data/adonet/sql-server-connection-pooling.md).  
   
  An <xref:System.InvalidOperationException> exception will be raised if a non-null <xref:System.Data.SqlClient.SqlCredential> object is used in a connection with any of the following connection string keywords: