Workbench: Reenable poetry's Bash completion.

workbench/Dockerfile

@@ -271,7 +271,7 @@ RUN alias curl='curl --silent --location --fail --show-error --compressed --prot
     rm -rf /tmp/* /var/tmp/* ~/.cache/*
 RUN _PIPENV_COMPLETE=bash_source pipenv > /etc/bash_completion.d/pipenv && \
     rabbitmqadmin --bash-completion  > /etc/bash_completion.d/rabbitmqadmin && \
-    #poetry completions bash > /etc/bash_completion.d/poetry && \
+    poetry completions bash > /etc/bash_completion.d/poetry && \
     register-python-argcomplete gitlab > /etc/bash_completion.d/gitlab && \
     register-python-argcomplete pipx -s bash > /etc/bash_completion.d/pipx && \
     invoke --print-completion-script bash > /etc/bash_completion.d/invoke && \