
This commit is to remove legacy upgrade code in metal repo. After removal, the USM is used for platform upgrade. Test Plan: PASS: build the iso PASS: deploy iso in SX PASS: deploy iso in DX Task: 50230 Story: 2010676 Change-Id: I1f6d99369e79095789ea7a69731ec3e87bb609cf Signed-off-by: junfeng-li <junfeng.li@windriver.com>