Simplify CBA by removing unnecessary variables

Simplify CBA by removing unnecessary variables

Change scope:
- demo_artifacts_version - default on vnf level, removed vf-module level
- install_script_version - removed
- *image_name - removed
- public_net_id - removed
- key_name - removed
- pub_key - removed
- *flavor_name - removed
- sec_group - removed
- nfc-naming-code - removed
- cloud_env - removed
- nexus_artifact_repo - removed
- *cidr - removed, where applicable
- *ip - removed, where applicable
- dcae* - moved to vnf level
- aic-cloud-region - removed on vf-module level
- vnf_name - removed on base-template level
- vf-module-type - removed
- vnfc-model-version - removed
- vnfc-model-invariant-uuid - removed
- vfccustomizationuuid - removed
- vf-module-id - removed from template result
- service-instance-id - removed from template result
- vnf_name - removed and vf-module level
- vf-module-model-customization-uuid - removed from template result
- vf-module-model-version - removed from template result
- vf-module-model-invariant-uuid - removed from template result
- vnf-model-customization-uuid - removed at vf-module-level
and few other minor tweaks including updating dataDict and enrichment

Issue-ID: INT-1260
Signed-off-by: Konrad Bańka <k.banka@samsung.com>
Change-Id: Ica6073d0270da9d5ff0f0e544a9b329f66d9b5bb