fix(ci): correct docs group

Author: dest1n1s

.github/workflows/docs.yml

@@ -19,6 +19,6 @@ jobs:
       - name: Set up Python
         run: uv python install 3.11
       - name: Install dependencies
-        run: uv sync --extra docs
+        run: uv sync --group docs
       - name: Deploy docs
         run: uv run mkdocs gh-deploy --force