Core: Reorganise code in tfm_secure_api.c

Organise some of the functionality of tfm_start_partition out to
separate functions and reduce the code complexity of the function.

Change-Id: I6983e4de1752accf0ebb55ef0bb3fd06a21c473a
Signed-off-by: Mate Toth-Pal <mate.toth-pal@arm.com>
1 file changed