DOC: Add ISMRM DSG 2025 NiFreeze award to news page

Add ISMRM DSG 2025 NiFreeze award to news page.

Author: jhlegarreta

docs/news/index.md

@@ -7,6 +7,13 @@ permalink: /news.html
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 # News and Announcements
+
+## NiFreeze receives best poster award at the ISMRM 2025 Diffusion Study Group meeting
+
+The [*NiFreeze* abstract](https://osf.io/preprints/psyarxiv/gfny9_v2) submitted to the [ISMRM 2025 Annual Meeting](https://www.ismrm.org/25m/)
+was among the featured abstracts at the ISMRM 2025 Diffusion Study Group
+meeting. It received the best [poster award in the *Methods* category](https://x.com/DiffusionISMRM/status/1926200224860475571/photo/1).
+
 ## Register for the NiPreps hackathon with the OHBM'23 Brainhack!
 
 **We are thrilled to announce that the NiPreps Hackathon's second edition will be part of the upcoming OHBM'23 Brainhack** (July 19-21, Maison Notman House, Montreal, Canada).