Updated from global requirements

Change-Id: I4abb0804fda50fc00c55d51f65a38da9dc8cb303
Add foreign key constraints for Component fields

* Added foreign key constraints for assembly_id and parent_component_id in
Component sqlalchemy model,
* Added assembly_id and parent_component_id in data of TestComponent unit test.

Change-Id: I115fa42c5f635dc05d56f23fadb41eb43f615983
Merge "Add foreign key constraints for Component fields"