Update cause

Author: Lucky-Wang16

articles/data-factory/connector-troubleshoot-amazon-simple-storage-service.md

@@ -21,7 +21,7 @@ This article provides suggestions to troubleshoot common problems with the Amazo
 - **Message**:
     `S3 operation failed for: %s3Message;.`
 
-- **Cause**: The error occurs in Amazon S3 API.
+- **Cause**: Errors occur in Amazon S3 API.
 
 - **Reccomendation**: See the inner S3 message in the current error to check the error details. For more information, see [Amazon S3 error responses](https://docs.aws.amazon.com/AmazonS3/latest/API/ErrorResponses.html).