SST: Replace SST APIs with PSA PS APIs

Refactors the SST non-secure interfaces, secure API, veneers and
manifest to implement the PSA Protected Storage specification. Adds a
stub implementation for the new SST APIs; another patch will add the
final implementation.

Change-Id: Id62eb82c9d33afd2114962ab1994d567cd81e4f7
Signed-off-by: Jamie Fox <jamie.fox@arm.com>
diff --git a/secure_fw/services/tfm_partition_defs.inc b/secure_fw/services/tfm_partition_defs.inc
index a84c54b..bba652c 100644
--- a/secure_fw/services/tfm_partition_defs.inc
+++ b/secure_fw/services/tfm_partition_defs.inc
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2018, Arm Limited. All rights reserved.
+ * Copyright (c) 2018-2019, Arm Limited. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  *