Fix Quarto workflows to skip code execution in CI

Author: Copilot

.github/workflows/preview.yml

@@ -25,7 +25,7 @@ jobs:
         uses: quarto-dev/quarto-actions/setup@v2
 
       - name: Render
-        uses: quarto-dev/quarto-actions/render@v2
+        run: quarto render . --execute false
 
       - name: Deploy PR Preview
         uses: rossjrw/pr-preview-action@v1.4.8

.github/workflows/publish.yaml

@@ -22,7 +22,7 @@ jobs:
         uses: quarto-dev/quarto-actions/setup@v2
 
       - name: Render Quarto
-        uses: quarto-dev/quarto-actions/render@v2
+        run: quarto render . --execute false
 
       - name: Deploy 🚀
         uses: JamesIves/github-pages-deploy-action@v4