!17508 ManifestDataset got "No valid data" error msg with print file path

From: @xiefangqi
Reviewed-by: @heleiwang,@liucunwei
Signed-off-by: @liucunwei

mindspore/ccsrc/minddata/dataset/engine/datasetops/source/manifest_op.cc

@@ -278,7 +278,7 @@ Status ManifestOp::CountDatasetInfo() {
   num_rows_ = static_cast<int64_t>(image_labelname_.size());
   if (num_rows_ == 0) {
     RETURN_STATUS_UNEXPECTED(
-      "Invalid data, no valid data matching the dataset API ManifestDataset. Please check file path or dataset API.");
+      "Invalid data, no valid data matching the dataset API ManifestDataset. Please check file path: " + file_);
   }
   return Status::OK();
 }