use noxos-25.05 as the ci label

Author: mndstrmr

.github/workflows/ci.yml

@@ -152,7 +152,7 @@ jobs:
 
   fv:
     name: Run the Open-Source FV flow
-    runs-on: sonata
+    runs-on: nixos-25.05
     steps:
       - uses: actions/checkout@v4