CMakeLists.txt: Add support for running PSA tests

Add necessary libs and files to the build
Add support for new kconfigs
Add Zephyr-only implementations of tfm_log and tfm_ns_interface.
Add zephyr_tfm_psa_test.c for easily running PSA tests.

Signed-off-by: Øyvind Rønningstad <oyvind.ronningstad@nordicsemi.no>
3 files changed