Fix R972082 bug

Fixed bug that was showing errors during validation of CSAR,
when any other non_mano_artifact_set than onap_pnf_sw_information
was present in manifest file.

Change-Id: Iebf4f586c3069bc8c22796ec0f809fc95e561159
Signed-off-by: Michal Banka <michal.banka@nokia.com>
Issue-ID: VNFSDK-585
3 files changed