Remove deprecated gem5 files.

tests/tests_regression/dramsys-gem5/ci.yml

@@ -1,35 +0,0 @@
-# vim: set ts=4 sw=4 expandtab:
-dramsys-gem5-build:
-    stage: dramsys-gem5-build
-    script:
-        - git submodule sync
-        - git submodule update --init --recursive
-        - cd DRAMSys/tests/dramsys-gem5
-        - git clone https://github.com/tukl-msd/gem5.TnT.git
-        - cd gem5.TnT
-        - ./get_essential_repos.sh
-        - ./build_gem5.sh
-        - export GEM5=${HOME}/gem5_tnt/gem5
-        - export LD_LIBRARY_PATH=${LD_LIBRARY_PATH}:${GEM5}/build/ARM
-        - cd ../../../..
-        - rm -rf build-dramsys-gem5
-        - mkdir -p build-dramsys-gem5
-        - cd build-dramsys-gem5
-        - qmake ../DRAMSys/DRAMSys.pro
-        - make -j$(cat /proc/cpuinfo | grep processor | wc -l) > build.log 2>&1
-    cache:
-        key: build
-        paths:
-            - build-dramsys-gem5/
-            - DRAMSys/tests/dramsys-gem5/gem5.TnT
-        policy: push
-
-    # TODO: "allow_failure" should be removed as soon the server has
-    # dependencies properly installed
-    allow_failure: true
-
-    artifacts:
-        paths:
-          - build-dramsys-gem5/build.log
-        expire_in: 2 days
-