Init PSA in ssl and x509 programs

Signed-off-by: Przemek Stekiel <przemyslaw.stekiel@mobica.com>
diff --git a/programs/ssl/dtls_client.c b/programs/ssl/dtls_client.c
index ad51cbe..01f6cd8 100644
--- a/programs/ssl/dtls_client.c
+++ b/programs/ssl/dtls_client.c
@@ -101,6 +101,16 @@
     ((void) argc);
     ((void) argv);
 
+#if defined(MBEDTLS_USE_PSA_CRYPTO)
+    psa_status_t status = psa_crypto_init();
+    if (status != PSA_SUCCESS) {
+        mbedtls_fprintf(stderr, "Failed to initialize PSA Crypto implementation: %d\n",
+                        (int) status);
+        ret = MBEDTLS_ERR_SSL_HW_ACCEL_FAILED;
+        goto exit;
+    }
+#endif /* MBEDTLS_USE_PSA_CRYPTO */
+
 #if defined(MBEDTLS_DEBUG_C)
     mbedtls_debug_set_threshold(DEBUG_LEVEL);
 #endif