Expand DICE chain in VTS/test to contain arrays

Include a list of subcomponents in AVB DiceChainEntry in the sample DICE
chain and include constraints on that in the sealing_policy.

Bug: 291238565
Test: VTS#secret_management_policy_gate
Change-Id: Id36ddf137bacf99c273b61c3136691426f2d5b34
4 files changed