VM fq_name should not contain ':' since it is a top level object.
':' is used as a delimiter and hence backend parsing breaks for
VM. Plan is to generate an error from backend for such cases and
prevent the write from going through.

Change-Id: Id1c9a51d2ce5f9c8f71e99a724c5893589abcd5b
Merge "VM fq_name should not contain ':' since it is a top level object. ':' is used as a delimiter and hence backend parsing breaks for VM. Plan is to generate an error from backend for such cases and prevent the write from going through."