Fix sensible-utils vulnerabilities

Author: parrobe

Dockerfile

@@ -50,7 +50,7 @@ RUN export DEBIAN_FRONTEND=noninteractive \
     util-linux \
   # Download and extract the MQ installation files
   && export DIR_EXTRACT=/tmp/mq \
-  && mkdir -p ${DIR_EXTRACT} \ 
+  && mkdir -p ${DIR_EXTRACT} \
   && cd ${DIR_EXTRACT} \
   && curl -LO $MQ_URL \
   && tar -zxvf ./*.tar.gz \
@@ -86,7 +86,7 @@ RUN export DEBIAN_FRONTEND=noninteractive \
   && rm -rf ${DIR_EXTRACT} \
   # Apply any bug fixes not included in base Ubuntu or MQ image.
   # Don't upgrade everything based on Docker best practices https://docs.docker.com/engine/userguide/eng-image/dockerfile_best-practices/#run
-  && apt-get upgrade -y gcc-5-base libstdc++6 \
+  && apt-get upgrade -y sensible-utils \
   # End of bug fixes
   && rm -rf /var/lib/apt/lists/* \
   # Optional: Update the command prompt with the MQ version