add to toc

Author: TomNicholas

_toc.yml

@@ -51,6 +51,8 @@ parts:
       - file: intermediate/storage_formats.ipynb
       - file: intermediate/xarray_ecosystem
       - file: intermediate/hvplot
+      - file: intermediate/datastructures-intermediate.ipynb
+      - file: intermediate/BiologyDataset.ipynb
       - file: intermediate/remote_data/index
         sections:
           - file: intermediate/remote_data/cmip6-cloud.ipynb