build(deps): Bump actions/upload-artifact from 3 to 4 (#27)

Bumps [actions/upload-artifact](https://github.com/actions/upload-artifact) from 3 to 4.
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](actions/upload-artifact@v3...v4)

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

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

.github/workflows/continuous-delivery.yml

@@ -173,7 +173,7 @@ jobs:
 
       - name: Archive test artifacts
         if: (always() && !cancelled())
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: testartifacts-local
           path: testartifacts-${{ env.ID }}/
@@ -197,15 +197,15 @@ jobs:
       # Archive logs for failed test cases if there are any
       - name: Archive Kind logs
         if: failure()
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: kind-logs-${{ env.ID }}
           path: kind-logs/
           retention-days: 7
 
       - name: Archive e2e failure contexts
         if: failure()
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: test-failure-contexts-${{ env.ID }}
           path: |