Remove Docker debug steps

docker/zammad/Dockerfile

@@ -1,8 +1,6 @@
 ARG ZAMMAD_VERSION=6.0.0-32
 FROM zammad/zammad-docker-compose:${ZAMMAD_VERSION} AS builder
 RUN mkdir -p /opt/zammad/contrib/link/addons
-RUN pwd
-RUN ls -al
 COPY addons ${ZAMMAD_DIR}/contrib/link/addons
 COPY setup.rb ${ZAMMAD_DIR}/contrib/link/setup.rb
 COPY install.rb ${ZAMMAD_DIR}/contrib/link/install.rb
@@ -46,5 +44,3 @@ COPY --from=builder ${SEQUOIA_DIR} ${SEQUOIA_DIR}
 COPY --from=builder /usr/local/bundle /usr/local/bundle
 COPY --from=builder /docker-entrypoint.sh /docker-entrypoint.sh
 RUN ZAMMAD_SAFE_MODE=1 bundle exec rake assets:precompile
-
-