Bump prefix-dev/setup-pixi from 0.8.14 to 0.9.0 (#783)

Bumps [prefix-dev/setup-pixi](https://github.com/prefix-dev/setup-pixi) from 0.8.14 to 0.9.0.
- [Release notes](https://github.com/prefix-dev/setup-pixi/releases)
- [Commits](prefix-dev/setup-pixi@v0.8.14...v0.9.0)

---
updated-dependencies:
- dependency-name: prefix-dev/setup-pixi
  dependency-version: 0.9.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Davis Bennett <[email protected]>

Author: dependabot[bot]

.github/workflows/ci.yaml

@@ -88,7 +88,7 @@ jobs:
           fetch-depth: 0 # required for version resolution
 
       - name: Set up Pixi
-        uses: prefix-dev/setup-pixi@v0.8.14
+        uses: prefix-dev/setup-pixi@v0.9.0
         with:
           pixi-version: v0.49.0
           cache: false