Update docs-site-deploy.yaml

Remove extra mkdocs build

Author: pflooky

.github/workflows/docs-site-deploy.yaml

@@ -28,5 +28,4 @@ jobs:
             mkdocs-material-
       - run: pip install mkdocs-open-in-new-tab mike
       - run: pip install mkdocs-material
-      - run: mkdocs build
       - run: mike deploy --push --update-aliases ${{ github.ref_name }} latest