For the moment the cloudconnector is provided only as static library, so
the recipe can be simplified.
https://jira.digi.com/browse/DEL-3523
Signed-off-by: Javier Viguera <javier.viguera@digi.com>
This avoids the certificate package being generated according to Debian
rules (libcloudconnector-cert).
Signed-off-by: Javier Viguera <javier.viguera@digi.com>