Removed the "test now..." b/c the code example is only about inspection
of env-variables.
Test follows in the next section.
Docker-DCO-1.1-Signed-off-by: Matthias Kühnle <git.nivoc@neverbox.com> (github: float64)
Upstream-commit: d73d3b03e4216bf6cf44b393108dd520acac9670
Component: engine