ci: fix deploy config (#1454)

.github/workflows/deploy-docs.yml

@@ -34,7 +34,7 @@ jobs:
         if: github.ref == 'refs/heads/main'
         uses: actions/upload-pages-artifact@v3
         with:
-          path: build
+          path: docs/build
 
   deploy:
     name: Deploy to GitHub Pages
@@ -49,9 +49,6 @@ jobs:
       name: github-pages
       url: ${{ steps.deployment.outputs.page_url }}
     runs-on: ubuntu-latest
-    defaults:
-      run:
-        working-directory: docs
     steps:
       - name: Deploy to GitHub Pages
         id: deployment