s3: copy object API needs to escape special characters

fix https://github.com/chrislusf/seaweedfs/issues/2482

weed/s3api/filer_multipart.go

@@ -142,7 +142,7 @@ func (s3a *S3ApiServer) completeMultipartUpload(input *s3.CompleteMultipartUploa
 
 	output = &CompleteMultipartUploadResult{
 		CompleteMultipartUploadOutput: s3.CompleteMultipartUploadOutput{
-			Location: aws.String(fmt.Sprintf("http://%s%s/%s", s3a.option.Filer.ToHttpAddress(), dirName, entryName)),
+			Location: aws.String(fmt.Sprintf("http://%s%s/%s", s3a.option.Filer.ToHttpAddress(), urlPathEscape(dirName), urlPathEscape(entryName))),
 			Bucket:   input.Bucket,
 			ETag:     aws.String("\"" + filer.ETagChunks(finalParts) + "\""),
 			Key:      objectKey(input.Key),