restore multipart

Author: bcully

modules/repository-s3/src/main/java/org/elasticsearch/repositories/s3/S3BlobContainer.java

@@ -547,8 +547,6 @@ void executeMultipartUpload(
             long bytesCount = 0;
             for (int i = 1; i <= nbParts; i++) {
                 final boolean lastPart = i == nbParts;
-                // XXX
-                md5s[i][0] = (byte) ~md5s[i][0];
                 final UploadPartRequest uploadRequest = createPartUploadRequest(
                     purpose,
                     input,