SST: Align PSA SST APIs with the coding style

This patch updates the PSA SST API to align the token definition in the
API with the coding style. The same action is done in the NSPE
implementation of these APIs.

Change-Id: Icfb9092712f9ab8f78708fffc48c9195e5078dc5
Signed-off-by: Marc Moreno <marc.morenoberengue@arm.com>
3 files changed