Update poetry

python-pimped/Dockerfile

@@ -21,14 +21,14 @@ RUN apt-get -y update && \
 			  mariadb-client \
                           postgresql \
 			  python3-dev \
-              tox \
+			  tox \
 			  python3-ldap \
                           python3-pip \
                           sudo \
                           yarnpkg \
                           default-libmysqlclient-dev
 
-RUN pip3 install poetry
+RUN pip3 install -U poetry
 
 RUN apt-get clean && \
     apt-get autoremove &&\