doc(tor, cli/info): Add documentation on Tor feature:

- Add `autodoc_pydantic` dependency for `docs`, it renders nicely Pydantic models,
  including the settings.
- Add documentation for `li info tor`
- Add a dedicated section on Tor

fix 473

pyproject.toml

@@ -112,6 +112,7 @@ tests = [
 
 docs = [
     "sphinx ~= 9.0",
+    "autodoc_pydantic ~= 2.2"
 ]
 
 dev = [