build(deps): bump the gha-updates group across 1 directory with 3 updates

Bumps the gha-updates group with 3 updates in the / directory: [actions/checkout](https://github.com/actions/checkout), [actions/download-artifact](https://github.com/actions/download-artifact) and [JamesIves/github-pages-deploy-action](https://github.com/jamesives/github-pages-deploy-action).


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

Updates `JamesIves/github-pages-deploy-action` from 4.7.3 to 4.7.4
- [Release notes](https://github.com/jamesives/github-pages-deploy-action/releases)
- [Commits](JamesIves/github-pages-deploy-action@v4.7.3...v4.7.4)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: gha-updates
- dependency-name: actions/download-artifact
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: gha-updates
- dependency-name: JamesIves/github-pages-deploy-action
  dependency-version: 4.7.4
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: gha-updates
...

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

Author: dependabot[bot]

.github/workflows/ci-cloud.yml

@@ -51,7 +51,7 @@ jobs:
       UV_TORCH_BACKEND: "cpu"
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Install uv and set Python ${{ matrix.python-version }}
         uses: astral-sh/setup-uv@v7

.github/workflows/ci-testing.yml

@@ -40,7 +40,7 @@ jobs:
       UV_TORCH_BACKEND: "cpu"
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Install uv and set Python ${{ matrix.python-version }}
         uses: astral-sh/setup-uv@v7

.github/workflows/cleanup-caches.yml

@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Check out code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Cleanup
         run: |

.github/workflows/docs-build.yml

@@ -15,15 +15,15 @@ jobs:
     needs: build-docs
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5 # deploy needs git credentials
+      - uses: actions/checkout@v6 # deploy needs git credentials
       - name: Download prepared docs
-        uses: actions/download-artifact@v5
+        uses: actions/download-artifact@v7
         with:
           name: docs-html-${{ github.sha }}
           path: docs/build/html
 
       - name: Deploy 🚀
-        uses: JamesIves/github-pages-deploy-action@v4.7.3
+        uses: JamesIves/github-pages-deploy-action@v4.8.0
         if: ${{ github.event_name == 'push' }}
         with:
           token: ${{ secrets.GITHUB_TOKEN }}