Update docs update workflow

.github/workflows/documentation.yaml

@@ -12,10 +12,10 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-python@v5
         with:
-          python-version: '3.9'
+          python-version: "3.9"
       - name: Install dependencies
         run: |
-          pip install -r docs/.docs.requirements
+          pip install -e . && pip install -r docs/.docs.requirements
       - name: Sphinx build
         run: |
           rm -rf docs/build/ && sphinx-build docs/source/ docs/build/
@@ -26,4 +26,4 @@ jobs:
           publish_branch: gh-pages
           github_token: ${{ secrets.GITHUB_TOKEN }}
           publish_dir: docs/build/
-          force_orphan: true
+          force_orphan: true