added ASE ice velocity to tutorial docstring (#6753)

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>
Co-authored-by: Deepak Cherian <[email protected]>

Author: 3 people

xarray/tutorial.py

@@ -39,6 +39,7 @@ def _construct_cache_dir(path):
 file_formats = {
     "air_temperature": 3,
     "air_temperature_gradient": 4,
+    "ASE_ice_velocity": 4,
     "basin_mask": 4,
     "ersstv5": 4,
     "rasm": 3,
@@ -93,6 +94,7 @@ def open_dataset(
     * ``"air_temperature"``: NCEP reanalysis subset
     * ``"air_temperature_gradient"``: NCEP reanalysis subset with approximate x,y gradients
     * ``"basin_mask"``: Dataset with ocean basins marked using integers
+    * ``"ASE_ice_velocity"``: MEaSUREs InSAR-Based Ice Velocity of the Amundsen Sea Embayment, Antarctica, Version 1
     * ``"rasm"``: Output of the Regional Arctic System Model (RASM)
     * ``"ROMS_example"``: Regional Ocean Model System (ROMS) output
     * ``"tiny"``: small synthetic dataset with a 1D data variable