Merge pull request #220 from sebp/dependabot/github_actions/actions/upload-artifact-4

Bump actions/upload-artifact from 3 to 4

Author: sebp

.github/workflows/tox-workflow.yaml

@@ -11,7 +11,7 @@ jobs:
       - name: Run Tox
         uses: ./.github/actions/sphinx-build-all
       - name: Archive HTML documents
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: pygobject-tutorial
           path: build/html