chore: fix docs ci

Author: bennypowers

.github/workflows/preview.yml

@@ -23,11 +23,10 @@ jobs:
         run: curl https://cachefly.cachefly.net/CacheFlyDebug
 
       # Set up GitHub Actions caching for Wireit.
-      - uses: google/wireit@setup-github-actions-caching/v2  
+      - uses: google/wireit@setup-github-actions-caching/v2
 
       - run: npm ci --prefer-offline
       - run: npm run docs
-      - run: cat _site/components/icon/demo/custom-icon-sets/index.html
 
       - name: Publish to Netlify
         env: