Fix sitemap (#1573)

Author: taylorjdawson

.github/workflows/docs.yml

@@ -55,7 +55,8 @@ jobs:
  uses: cicirello/generate-sitemap@v1
  with:
  path-to-root: './docs/build'
- base-url-path: https://www.onboard.blocknative.com/
+ drop-html-extension: true
+ base-url-path: https://onboard.blocknative.com
 
  - name: Peak at folder contents
  run: ls -al