Bump prefix-dev/setup-pixi from 0.8.14 to 0.9.1 (#50)

Author: dependabot[bot]

.github/workflows/main.yml

@@ -45,7 +45,7 @@ jobs:
       - uses: actions/checkout@v4
       - if: matrix.os == 'macos-latest' || matrix.os == 'windows-latest'
         uses: julia-actions/setup-julia@v2
-      - uses: prefix-dev/setup-pixi@v0.8.14
+      - uses: prefix-dev/setup-pixi@v0.9.1
         with:
           pixi-version: v0.50.1
           # cache: true