build(python): update pyproject.toml format

Dockerfile

@@ -9,7 +9,7 @@ COPY pyproject.toml poetry.lock README.md ./
 RUN poetry config virtualenvs.in-project true
 RUN --mount=type=cache,target=/root/.cache/pypoetry/cache \
   --mount=type=cache,target=/root/.cache/pypoetry/artifacts \
-  poetry install --with app --no-root
+  poetry install --extras app --no-root
 COPY locales ./locales
 RUN cd locales/ru/LC_MESSAGES && msgfmt messages.po