the current vpp version no longer exists and makes the scripts in vPKG, vFW and vSink fail. the following changes needs to be applied:

• update vpp package

• update the repo_url

the rest of changes should be done in the demo repository that i will open another issue there.

This is the fix regarding this topic:
https://lists.onap.org/g/onap-discuss/topic/93161095#24160