Bump pixi version

Author: danielballan

.github/workflows/ci.yml

@@ -84,7 +84,7 @@ jobs:
     - uses: actions/checkout@v4
 
     - name: Setup pixi
-      uses: prefix-dev/setup-pixi@v0.8.1
+      uses: prefix-dev/setup-pixi@v0.9.0
 
     - name: Test all files
       run: pixi run test
@@ -96,7 +96,7 @@ jobs:
     - uses: actions/checkout@v4
 
     - name: Setup pixi
-      uses: prefix-dev/setup-pixi@v0.8.1
+      uses: prefix-dev/setup-pixi@v0.9.0
 
     - name: Build static site
       run: pixi run build
@@ -108,7 +108,7 @@ jobs:
     - uses: actions/checkout@v4
 
     - name: Setup pixi
-      uses: prefix-dev/setup-pixi@v0.8.1
+      uses: prefix-dev/setup-pixi@v0.9.0
 
     - name: Build jupyterlite site
       run: pixi run build_wasm