build: update Poetry version

Dockerfile

@@ -13,7 +13,7 @@ COPY poetry.lock pyproject.toml /app/
 
 RUN apt-get update && apt-get install -y curl gcc graphviz ldap-utils libldap2-dev libmagic1 libsasl2-dev make
 RUN python -m venv ${POETRY_HOME}
-RUN pip install poetry==1.4.0
+RUN pip install poetry==1.6.1
 RUN poetry install
 
 EXPOSE 8000