Bump prefix-dev/setup-pixi from 0.9.0 to 0.9.1

Bumps [prefix-dev/setup-pixi](https://github.com/prefix-dev/setup-pixi) from 0.9.0 to 0.9.1.
- [Release notes](https://github.com/prefix-dev/setup-pixi/releases)
- [Commits](prefix-dev/setup-pixi@v0.9.0...v0.9.1)

---
updated-dependencies:
- dependency-name: prefix-dev/setup-pixi
  dependency-version: 0.9.1
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/ci.yml

@@ -54,7 +54,7 @@ jobs:
         with:
           fetch-depth: 0
 
-      - uses: prefix-dev/[email protected].0
+      - uses: prefix-dev/[email protected].1
         with:
           pixi-version: v0.52.0
           cache: true

.github/workflows/docs-build.yml

@@ -9,7 +9,7 @@ jobs:
       - name: Checkout the repository
         uses: actions/checkout@v5
 
-      - uses: prefix-dev/[email protected].0
+      - uses: prefix-dev/[email protected].1
         with:
           pixi-version: v0.52.0
           cache: true

.github/workflows/nightly.yml

@@ -54,7 +54,7 @@ jobs:
       - name: Clone repository
         uses: actions/checkout@v5
 
-      - uses: prefix-dev/[email protected].0
+      - uses: prefix-dev/[email protected].1
         with:
           pixi-version: v0.52.0
           cache: true