Bump the dependencies group across 1 directory with 4 updates

Bumps the dependencies group with 4 updates in the / directory: [actions/checkout](https://github.com/actions/checkout), [prefix-dev/setup-pixi](https://github.com/prefix-dev/setup-pixi), [actions/upload-artifact](https://github.com/actions/upload-artifact) and [actions/download-artifact](https://github.com/actions/download-artifact).


Updates `actions/checkout` from 5 to 6
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v5...v6)

Updates `prefix-dev/setup-pixi` from 0.9.2 to 0.9.3
- [Release notes](https://github.com/prefix-dev/setup-pixi/releases)
- [Commits](prefix-dev/setup-pixi@v0.9.2...v0.9.3)

Updates `actions/upload-artifact` from 5 to 6
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](actions/upload-artifact@v5...v6)

Updates `actions/download-artifact` from 6 to 7
- [Release notes](https://github.com/actions/download-artifact/releases)
- [Commits](actions/download-artifact@v6...v7)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: dependencies
- dependency-name: prefix-dev/setup-pixi
  dependency-version: 0.9.3
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: dependencies
- dependency-name: actions/upload-artifact
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: dependencies
- dependency-name: actions/download-artifact
  dependency-version: '7'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: dependencies
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/pypi.yml

@@ -17,10 +17,10 @@ jobs:
 
     steps:
       # checkout@v5.0.0
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Enable sccache
         uses: mozilla-actions/sccache-action@7d986dd989559c6ecdb630a3fd2557667be217ad # 0.0.9
-      - uses: prefix-dev/setup-pixi@v0.9.2
+      - uses: prefix-dev/setup-pixi@v0.9.3
         with:
           cache: true
           cache-write: ${{ github.event_name == 'push' && github.ref_name == 'main' }}
@@ -45,13 +45,13 @@ jobs:
     needs:
       - test
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: astral-sh/setup-uv@v7
         with:
           version: "latest"
       - name: Build sdist
         run: uv build --sdist
-      - uses: actions/upload-artifact@v5
+      - uses: actions/upload-artifact@v6
         with:
           name: release-sdists
           path: dist/
@@ -66,7 +66,7 @@ jobs:
     needs:
       - test
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Enable sccache
         uses: mozilla-actions/sccache-action@7d986dd989559c6ecdb630a3fd2557667be217ad # 0.0.9
       - uses: astral-sh/setup-uv@v7
@@ -96,7 +96,7 @@ jobs:
             ACTIONS_RESULTS_URL=${{ env.ACTIONS_RESULTS_URL }}
             ACTIONS_CACHE_URL=${{ env.ACTIONS_CACHE_URL }}
             ACTIONS_CACHE_SERVICE_V2=${{ env.ACTIONS_CACHE_SERVICE_V2 }}
-      - uses: actions/upload-artifact@v5
+      - uses: actions/upload-artifact@v6
         with:
           name: release-wheels-${{ matrix.os }}-${{ strategy.job-index }}
           path: ./dist/*.whl
@@ -117,7 +117,7 @@ jobs:
       - uses: astral-sh/setup-uv@v7
         with:
           version: "latest"
-      - uses: actions/download-artifact@v6
+      - uses: actions/download-artifact@v7
         with:
           pattern: release-*
           path: dist