build(deps): bump actions/upload-artifact from 4.6.2 to 5.0.0

Bumps [actions/upload-artifact](https://github.com/actions/upload-artifact) from 4.6.2 to 5.0.0.
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](actions/upload-artifact@v4.6.2...v5.0.0)

---
updated-dependencies:
- dependency-name: actions/upload-artifact
  dependency-version: 5.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/build-deploy.yaml

@@ -40,7 +40,7 @@ jobs:
           hugo
 
       - name: Upload site artifact
-        uses: actions/upload-artifact@v4.6.2
+        uses: actions/upload-artifact@v5.0.0
         with:
           name: libproxy-db
           path: public