message: fixes fpm installation in ci docker
diff: @@ -56,7 +56,7 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
  ruby \
  ruby-dev \
  rubygems \
  - && gem install --no-ri --no-rdoc fpm \
  + && gem install --no-ri --no-rdoc rake fpm \
  && rm -rf /var/lib/apt/lists/*
  RUN useradd -ms /bin/bash -u $uid indy
  