Bump actions/upload-artifact from 5.0.0 to 6.0.0 (#225)

Bumps [actions/upload-artifact](https://github.com/actions/upload-artifact) from 5.0.0 to 6.0.0.
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](actions/upload-artifact@330a01c...b7c566a)

---
updated-dependencies:
- dependency-name: actions/upload-artifact
  dependency-version: 6.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/build.yml

@@ -139,7 +139,7 @@ jobs:
       run: |
         zip ${{ runner.temp }}/website.zip -r target/staging
     - name: Upload generated site
-      uses: actions/upload-artifact@330a01c490aca151604b8cf639adc76d48f6c5d4
+      uses: actions/upload-artifact@b7c566a772e6b6bfb58ed0dc250532a479d7789f
       with:
         name: website
         path: |
@@ -158,7 +158,7 @@ jobs:
         GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
       continue-on-error: true
     - name: Upload link check report
-      uses: actions/upload-artifact@330a01c490aca151604b8cf639adc76d48f6c5d4
+      uses: actions/upload-artifact@b7c566a772e6b6bfb58ed0dc250532a479d7789f
       with:
         name: html-link-report
         path: html-link-report.md