(UBI) Change package naming for Policy and ZTP

Proposers

• Lluis Gifre(CTTC)
• Panagiotis Famelis (UBI)

Description

Currently Policy and ZTP components have packages named "eu.teraflow.ztp...". These should be renamed to the following "org.etsi.tfs.ztp..."

Demo or definition of done

Need to refactor the structure and the classes appropriately

References

N/A