Update README.md

README.md

@@ -22,12 +22,12 @@ dataset_info:
     dtype: int64
   - name: split
     dtype: string
+  - name: source_image_id
+    dtype: string
   - name: labels
     dtype: string
   - name: camera_params
     dtype: string
-  - name: source_image_id
-    dtype: string
 configs:
   - config_name: all_dataset
     data_files: