Fix docs.

.github/workflows/build_documentation.yaml

@@ -13,7 +13,7 @@ jobs:
       - uses: actions/setup-python@v3
       - name: Install dependencies
         run: |
-          pip install sphinx furo myst_parser
+          pip install .[all,docs]
       - name: Sphinx build
         run: |
           sphinx-build docs/source _build