Bump prefix-dev/setup-pixi from 0.8.1 to 0.8.3 in the dependencies group

Bumps the dependencies group with 1 update: [prefix-dev/setup-pixi](https://github.com/prefix-dev/setup-pixi).


Updates `prefix-dev/setup-pixi` from 0.8.1 to 0.8.3
- [Release notes](https://github.com/prefix-dev/setup-pixi/releases)
- [Commits](prefix-dev/setup-pixi@v0.8.1...v0.8.3)

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

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

.github/workflows/pixi.yml

@@ -22,7 +22,7 @@ jobs:
           lfs: true
 
       - name: Set up pixi
-        uses: prefix-dev/[email protected].1
+        uses: prefix-dev/[email protected].3
         with:
           run-install: false