Update SSL_export_keying_material() for TLSv1.3

Fixes #3680

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3782)
diff --git a/ssl/t1_lib.c b/ssl/t1_lib.c
index 4f28818..95b9b8b 100644
--- a/ssl/t1_lib.c
+++ b/ssl/t1_lib.c
@@ -82,7 +82,7 @@
     TLS_MD_CLIENT_FINISH_CONST, TLS_MD_CLIENT_FINISH_CONST_SIZE,
     TLS_MD_SERVER_FINISH_CONST, TLS_MD_SERVER_FINISH_CONST_SIZE,
     tls13_alert_code,
-    tls1_export_keying_material,
+    tls13_export_keying_material,
     SSL_ENC_FLAG_SIGALGS | SSL_ENC_FLAG_SHA256_PRF,
     ssl3_set_handshake_header,
     tls_close_construct_packet,