stx-config project sysinv currently consists of Inventory and
Configuration components. Inventory includes Host Management.
This creates the spec to decouple Inventory components from System,
Storage, Service Configuration and management.
Story: 2002950
Task: 22952
Change-Id: I1a4d3b4e2191a14a7919425efe4fcec58de096b3
Signed-off-by: John Kung <john.kung@windriver.com>