Update Dockerfile.ci

Author: aidanharan

Dockerfile.ci

@@ -10,6 +10,5 @@ WORKDIR $WORKDIR
 COPY . $WORKDIR
 
 RUN bundle install --jobs `expr $(cat /proc/cpuinfo | grep -c "cpu cores") - 1` --retry 3
-RUN bundle exec gem list
 
 CMD ["sh"]