removed NR psa-init

Signed-off-by: Ben Taylor <ben.taylor@linaro.org>
diff --git a/library/ssl_tls.c b/library/ssl_tls.c
index 1656f83..3b62df4 100644
--- a/library/ssl_tls.c
+++ b/library/ssl_tls.c
@@ -1285,10 +1285,6 @@
         goto error;
     }
 
-    if((ret = psa_crypto_init()) != 0) {
-        goto error;
-    }
-
     return 0;
 
 error: