Build: Enable symmetric initial attestation in Profile S Default config

Setup SYMMETRIC_INITIAL_ATTESTATION in CommonConfig.cmake.
Enable Initial Attestation service and symmetric key algorithm
based Initial Attestation in TF-M Profile Small Default config.

Change-Id: I728d968108eb3e7050ca2e2522191f005ac489b4
Signed-off-by: David Hu <david.hu@arm.com>
2 files changed