Added rclone in CI

.gitlab-ci.yml

@@ -98,7 +98,7 @@ tests-back:   # This job runs in the test stage.
   before_script:
     - export PATH="$CARGO_HOME/bin:$PATH"
     - cargo install cargo-tarpaulin --force
-    - apt-get update && apt-get install -y rsync
+    - apt-get update && apt-get install -y rsync rclone
   script:
     - echo "Running unit tests..."
     - cargo install diesel_cli -f --no-default-features --features postgres