Remove docker-compose install in system-tests (#5695)

Not needed anymore.

Author: smola

.circleci/config.yml

@@ -251,25 +251,12 @@ commands:
       - restore_build_cache:
           cacheType: lib
 
-      - run:
-          # TODO: removes this step once host-in-runner is merged on system tests
-          name: Install good version of docker-compose
-          command: |
-            sudo curl -L "https://github.com/docker/compose/releases/download/1.29.2/docker-compose-$(uname -s)-$(uname -m)" -o /usr/local/bin/docker-compose
-            sudo chmod +x /usr/local/bin/docker-compose
-
       - run:
           name: Install python 3.9
           command: |
             sudo apt-get install python3.9-full python3.9-dev python3.9-venv
             echo 'export PATH="$HOME/.local/bin:$PATH"' >>"$BASH_ENV"
 
-      - run:
-          name: versions
-          command: |
-            docker --version
-            docker-compose --version
-
       - run:
           name: Clone system-tests
           command: |