Bump actions/upload-artifact from 4 to 5 in /.github/workflows

Bumps [actions/upload-artifact](https://github.com/actions/upload-artifact) from 4 to 5.
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](actions/upload-artifact@v4...v5)

---
updated-dependencies:
- dependency-name: actions/upload-artifact
  dependency-version: '5'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/continuous-deployment.yml

@@ -149,7 +149,7 @@ jobs:
 
       - id: save
         name: Save artifact
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: build-${{ github.run_number }}
           path: ./dist

.github/workflows/docs.yaml

@@ -36,7 +36,7 @@ jobs:
 
       - id: upload-release-candidate
         name: Upload release candidate
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: release-candidate
           path: ./docs/_build/