update pixi

Author: glemaitre

.github/workflows/linters.yml

@@ -17,7 +17,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: prefix-dev/[email protected]
         with:
-          pixi-version: v0.31.0
+          pixi-version: v0.39.0
           frozen: true
 
       - name: Run tests