try another way to fix the docutils error

Author: ehinman

.github/workflows/sphinx-docs.yml

@@ -18,6 +18,7 @@ jobs:
         shell: bash -l {0}
         run: |
           python -m pip install --upgrade pip
+          pip install "docutils<0.22"
           pip install .[doc,nldi]
           ipython kernel install --name "python3" --user
           sudo apt update -y && sudo apt install -y latexmk texlive-latex-recommended texlive-latex-extra texlive-fonts-recommended dvipng pandoc

requirements-dev.txt

@@ -8,7 +8,6 @@ requests-mock
 coverage
 pytest
 flake8
-docutils<0.22
 sphinx
 sphinx-rtd-theme
 ipython