CI/Docker: don't use CVMFS

.gitlab-ci.yml

@@ -84,9 +84,6 @@ cmp:cc7-docker:
         name: gitlab-registry.cern.ch/corryvreckan/corryvreckan/corryvreckan-deps
         entrypoint: ["/bin/bash", "-c"]
     script:
-        - export COMPILER_TYPE="gcc"
-        - source .gitlab-ci.d/init_x86_64.sh
-        - source .gitlab-ci.d/load_deps.sh
         - mkdir build
         - cd build
         - cmake -GNinja -DBUILD_EventLoaderEUDAQ2=ON -DCMAKE_BUILD_TYPE=RELEASE -DROOT_DIR=$ROOTSYS ..