Bump prefix-dev/setup-pixi from 0.8.5 to 0.8.7

Bumps [prefix-dev/setup-pixi](https://github.com/prefix-dev/setup-pixi) from 0.8.5 to 0.8.7.
- [Release notes](https://github.com/prefix-dev/setup-pixi/releases)
- [Commits](prefix-dev/setup-pixi@v0.8.5...v0.8.7)

---
updated-dependencies:
- dependency-name: prefix-dev/setup-pixi
  dependency-version: 0.8.7
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

.github/workflows/deploy-docs.yml

@@ -16,7 +16,7 @@ jobs:
     steps:
     - uses: actions/checkout@v4
     - name: Setup Pixi
-      uses: prefix-dev/[email protected].5
+      uses: prefix-dev/[email protected].7
       with:
         manifest-path: pyproject.toml
 

.github/workflows/tests.yml

@@ -22,7 +22,7 @@ jobs:
     steps:
     - uses: actions/checkout@v4
     - name: Setup Pixi
-      uses: prefix-dev/[email protected].5
+      uses: prefix-dev/[email protected].7
       with:
         manifest-path: pyproject.toml