Add marcels consistent edge orientation code in CI

.gitlab-ci.yml

@@ -8,6 +8,7 @@ before_script:
   - echo "Running make concurrently with ${DUNECI_PARALLEL} cores, where possibly"
   - patches/apply_patches.sh
   - duneci-install-module --recursive https://gitlab.dune-project.org/dominic/dune-opcounter.git
+  - duneci-install-module --recursive https://gitlab.dune-project.org/marcel.koch/consistent-edge-orientation.git
 
 git-debian-10-gcc-7-14:
   image: "registry.dune-project.org/docker/ci/dune-pdelab:git-debian-10-gcc-7-14"