tpm_manager: Expose TPM version information.

This adds version information fields to the result of the GetTpmStatus
operation and adds the corresponding logic to acquire the relevant
information via trunks / trousers and fill in the reply.

TEST=unit tests

Change-Id: I0006e69b2d92837574960d2f306e1a04376e29ea
Commit-Ready: Mattias Nissler <>
Tested-by: Mattias Nissler <>
Reviewed-by: Andrey Pronin <>
10 files changed