ci: bump pixi version from v0.59.0 to v0.63.2 (sustainability-software-lab#150)

Author: Vraj1234

.github/workflows/ci.yml

@@ -35,7 +35,7 @@ jobs:
       - name: Set up pixi
         uses: prefix-dev/setup-pixi@v0.9.4
         with:
-          pixi-version: v0.59.0
+          pixi-version: v0.63.2
           environments: ${{ matrix.python-version }}
 
       - name: Print pixi version