fix issue #204 in attribute "affectedVirtualLinks" of "vnfLcmOpOcc" data model as per clause 5.5.3.13 and update required tag of attribute " networkResource " of "affectedVirtualLinks" data model as per clause 4.4.1.7

fix issue #200 in argument passed for keyword "Check HTTP Response Body Json Schema Is" in SOL003 VNFPackageManagement-API