Renovate: actions/checkout digest to 0ad4b8f (#30)

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

.github/workflows/quarto-publish.yml

@@ -17,7 +17,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Check out repository
-        uses: actions/checkout@1d96c772d19495a3b5c517cd2bc0cb401ea0529f # v4
+        uses: actions/checkout@0ad4b8fadaa221de15dcec353f45205ec38ea70b # v4
 
       - name: Set up Quarto
         uses: quarto-dev/quarto-actions/setup@c1b50d36cf3c22b3dc7e530bd1b36634e824e545 # v2