This was a crutch when we introduced it - however it does have the
disadvantage of causing tests to timeout with large amounts of logs.
Lets drop it and see if the stability has improved since.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Tested-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20200203090932.19147-16-alex.bennee@linaro.org>