tests/acceptance/virtiofs_submounts: do not ask for ssh key password
Tests are supposed to be non-interactive, and ssh-keygen is asking for
a passphrase when creating a key. Let's set an empty passphrase to
avoid the prompt.
Signed-off-by: Cleber Rosa <crosa@redhat.com>
Reviewed-by: Beraldo Leal <bleal@redhat.com>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <
20210203172357.
1422425-6-crosa@redhat.com>
[PMD: Reword description per Alex Bennée comment]
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>