Perform the database migration for dcmanager database on upgrade
by setting up configuration file and performing the
database migration.
Tests:
Perform upgrade and verify upgrade database migrations
Verify ability to add data_install data via subcloud update
Change-Id: Ia9079b27e77aea1924ca13d7a2c586b90293948d
Partial-bug: 1885328
Signed-off-by: John Kung <john.kung@windriver.com>