Free psa crypto at the end of programs when initialized

Signed-off-by: Przemek Stekiel <przemyslaw.stekiel@mobica.com>
diff --git a/programs/ssl/ssl_server.c b/programs/ssl/ssl_server.c
index d4e0dbc..0da0f87 100644
--- a/programs/ssl/ssl_server.c
+++ b/programs/ssl/ssl_server.c
@@ -357,7 +357,6 @@
 
     mbedtls_net_free(&client_fd);
     mbedtls_net_free(&listen_fd);
-
     mbedtls_x509_crt_free(&srvcert);
     mbedtls_pk_free(&pkey);
     mbedtls_ssl_free(&ssl);
@@ -367,6 +366,7 @@
 #endif
     mbedtls_ctr_drbg_free(&ctr_drbg);
     mbedtls_entropy_free(&entropy);
+    mbedtls_psa_crypto_free();
 
 #if defined(_WIN32)
     mbedtls_printf("  Press Enter to exit this program.\n");