Update CITATION.cff

CITATION.cff

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+cff-version: 1.2.0
+message: If you use this model, please cite it as below.
+authors:
+- family-names: Sachau
+  given-names: Till
+  orcid: https://orcid.org/0000-0002-3790-1385
+- family-names: Yang
+  given-names: Haibin
+  orcid: https://orcid.org/0000-0002-8628-3704
+- family-names: Bons
+  given-names: Paul D.
+  orcid: https://orcid.org/0000-0002-6469-3526
+- family-names: Moresi
+  given-names:
+  - Louis
+  - Louis-Noel
+  orcid: https://orcid.org/0000-0003-3685-174X
+title: ISMIP-HOM benchmark experiments using Underworld
+version: ''
+doi: https://doi.org/10.25914/fhew-h678
+date-released: '2024-08-19'
+url:
+- https://mate.science/models/sachau-2022-icesheet/
+- https://github.com/ModelAtlasofTheEarth/sachau-2022-icesheet/
+type: dataset