crypto-client test: ensure that client/server are linked against proper MbedTLS libraries

Ensure that both server and client can call mbedtls_version_get_string_full()
to verify that they are linked against proper libraries.

Note: each side (client/server) performs the call against its own
MbedTLS library. There is no IPC communication involved in this
test. Client/server communication will come later.

Signed-off-by: Valerio Setti <valerio.setti@nordicsemi.no>
diff --git a/tests/psa-client-server/psasim/test/server.c b/tests/psa-client-server/psasim/test/server.c
index c4b6d9c..1c873c6 100644
--- a/tests/psa-client-server/psasim/test/server.c
+++ b/tests/psa-client-server/psasim/test/server.c
@@ -13,6 +13,8 @@
 #include "psa/util.h"
 #include "psa_manifest/manifest.h"
 
+#include "mbedtls/version.h"
+
 #define SERVER_PRINT(fmt, ...) \
     PRINT("Server: " fmt, ##__VA_ARGS__)
 
@@ -43,6 +45,10 @@
     char foo[BUF_SIZE] = { 0 };
     const int magic_num = 66;
     int client_disconnected = 0;
+    char mbedtls_version[18];
+
+    mbedtls_version_get_string_full(mbedtls_version);
+    SERVER_PRINT("%s", mbedtls_version);
 
     parse_input_args(argc, argv);
     SERVER_PRINT("Starting");