Add pipefail to space_robots build so that it fails on error

.github/workflows/docker-build.yml

@@ -36,6 +36,7 @@ jobs:
           outputs: type=docker,dest=/tmp/moveit2.tar
       - name: Build space robots demo image
         run: |
+          set -eo pipefail
           docker load --input /tmp/moveit2.tar
           docker images
           cd space_robots && ./build.sh