Update github actions (#1461)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/ci.yml

@@ -162,7 +162,7 @@ jobs:
       - name: 🚀 Publish Coverage Comment
         if: always() && github.event_name == 'pull_request'
         continue-on-error: true
-        uses: marocchino/sticky-pull-request-comment@v2
+        uses: marocchino/sticky-pull-request-comment@v3
         with:
           header: 'Coverage'
           path: 'coverage/summary/SummaryGithub.md'

.github/workflows/publish-docs.yml

@@ -17,7 +17,7 @@ jobs:
         run: echo "$GITHUB_CONTEXT"
 
       - name: Download artifact
-        uses: dawidd6/action-download-artifact@v16
+        uses: dawidd6/action-download-artifact@v18
         if: github.event.workflow_run.conclusion == 'success'
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}