fix docs deployment

Author: ocefpaf

.github/workflows/deploy-docs.yml

@@ -31,8 +31,8 @@ jobs:
       - name: Build documentation
         run: >
           set -e
-          && pip install jupyter-book
-          && jupyter-book build "jupyter-book<2"
+          && pip install "jupyter-book<2"
+          && jupyter-book build jupyterbook
 
       - name: GitHub Pages action
         if: success() && github.event_name == 'release'