Docker: remove COPY lib

contrib/Docker/Dockerfile

@@ -5,5 +5,4 @@ WORKDIR /home/circleci
 COPY README.md /
 COPY --chown=circleci:circleci sql /home/circleci/project/sql
 COPY bin /usr/local/bin/
-COPY lib /usr/local/lib/
 ENTRYPOINT [ "echo",  "Check the README.md file for instructions"]