Add example program psa/aead_cipher_psa

This is meant to highlight similarities and differences in the APIs.

Signed-off-by: Manuel Pégourié-Gonnard <manuel.pegourie-gonnard@arm.com>
diff --git a/programs/psa/CMakeLists.txt b/programs/psa/CMakeLists.txt
index 2773230..450ef36 100644
--- a/programs/psa/CMakeLists.txt
+++ b/programs/psa/CMakeLists.txt
@@ -1,4 +1,5 @@
 set(executables
+    aead_cipher_psa
     crypto_examples
     hmac_md_psa
     key_ladder_demo