Reorganize scipy 2025 tutorial sections (#332)

* rearrange order

* link to advanced material on custom backends

* try adding a space

* add another space

* add line break at the end

* add cmip6 link

* fix cmip6 link

* underscore

* add to table of contents

* link to image from zarr docs directly

Author: TomNicholas

_toc.yml

@@ -46,6 +46,7 @@ parts:
       - file: intermediate/hierarchical_computation.ipynb
       - file: intermediate/xarray_and_dask
       - file: intermediate/intro-to-zarr.ipynb
+      - file: intermediate/storage_formats.ipynb
       - file: intermediate/xarray_ecosystem
       - file: intermediate/hvplot
       - file: intermediate/remote_data/index

intermediate/storage_formats.ipynb

@@ -43,9 +43,9 @@
     "| *10 minute Break*  \n",
     "| Computational Patterns | 2:30 (50 min) |  [Computational Patterns](../../intermediate/01-high-level-computation-patterns.ipynb) <br>  |  \n",
     "| *10 minute Break*  | \n",
-    "| Storage formats | 3:30 (50 min) | [Storage formats](../../fundamentals/01.1_io.ipynb)  |  \n",
+    "| Zarr & the cloud | 4:30 (50 min)  | [Intro to Zarr](../../intermediate/intro-to-zarr.ipynb) <br> [CMIP6 on the cloud](../../intermediate/remote_data/cmip6-cloud.ipynb) <br> |\n",
     "| *10 minute Break*  | \n",
-    "| Zarr & the cloud | 4:30 (50 min)  | [Intro to Zarr](../../intermediate/intro-to-zarr.ipynb) |\n",
+    "| Other storage formats | 3:30 (50 min) | [IO basics](../../fundamentals/01.1_io.ipynb) <br> [Data models](../../intermediate/storage_formats.ipynb) <br> [Custom backends](../../advanced/backends/backends.md) <br> |  \n",
     "| | End 5:30 | |"
    ]
   },