chore(deps): bump prefix-dev/setup-pixi 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] <support@github.com>

Author: dependabot[bot]

.github/workflows/tests.yml

@@ -22,7 +22,7 @@ jobs:
         with:
           fetch-depth: 0
       - name: Setup Pixi
-        uses: prefix-dev/setup-pixi@v0.8.1
+        uses: prefix-dev/setup-pixi@v0.8.3
         with:
           pixi-version: v0.25.0
           environments: default
@@ -48,7 +48,7 @@ jobs:
         with:
           fetch-depth: 0
       - name: Setup Pixi
-        uses: prefix-dev/setup-pixi@v0.8.1
+        uses: prefix-dev/setup-pixi@v0.8.3
         with:
           pixi-version: v0.25.0
           environments: ${{ matrix.pixi_environment }}
@@ -104,7 +104,7 @@ jobs:
         with:
           fetch-depth: 0
       - name: Setup Pixi
-        uses: prefix-dev/setup-pixi@v0.8.1
+        uses: prefix-dev/setup-pixi@v0.8.3
         with:
           pixi-version: v0.25.0
           environments: doc