Fix a record layer mem leak

Make sure we free the record layer before we free the connection BIOs
Reviewed-by: NHugo Landau <hlandau@openssl.org>
Reviewed-by: NRichard Levitte <levitte@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/19198)

ssl/ssl_lib.c

@@ -1361,13 +1361,13 @@ void ossl_ssl_connection_free(SSL *ssl)
     /* Ignore return value */
     ssl_free_wbio_buffer(s);
 
+    RECORD_LAYER_clear(&s->rlayer);
+
     BIO_free_all(s->wbio);
     s->wbio = NULL;
     BIO_free_all(s->rbio);
     s->rbio = NULL;
 
-    RECORD_LAYER_clear(&s->rlayer);
-
     BUF_MEM_free(s->init_buf);
 
     /* add extra stuff */