Update build.yml

Author: vsmalladi

.github/workflows/build.yml

@@ -25,6 +25,7 @@ jobs:
         uses: JamesIves/github-pages-deploy-action@v4
         with:
           branch: gh-pages
+          clean: true  # Clean only if on the main branch
           folder: docs
           target-folder: ${{ github.ref == 'refs/heads/main' && 'docs/index.html' || '' }}  # Deploy to docs/index.html only if on main
-          clean: true  # Clean only if on the main branch
+