libexecinfo is in base now; no need to patch it out.

x11/gtk+4/patches/patch-testsuite_reftests_gtk-reftest_c

@@ -1,25 +0,0 @@
-$OpenBSD: patch-testsuite_reftests_gtk-reftest_c,v 1.6 2021/03/31 13:42:46 ajacoutot Exp $
-
-Don't enforce dependency on libexecinfo.
-
-Index: testsuite/reftests/gtk-reftest.c
---- testsuite/reftests/gtk-reftest.c.orig
-+++ testsuite/reftests/gtk-reftest.c
-@@ -24,7 +24,7 @@
- #include "reftest-module.h"
- #include "reftest-snapshot.h"
- 
--#ifndef G_OS_WIN32
-+#if !defined G_OS_WIN32 && !defined __OpenBSD__
- #include <execinfo.h>
- #endif
- #include <string.h>
-@@ -410,7 +410,7 @@ log_writer (GLogLevelFlags   log_level,
-             gsize            n_fields,
-             gpointer         user_data)
- {
--#ifndef G_OS_WIN32
-+#if !defined G_OS_WIN32 && !defined __OpenBSD__
-   if (log_level & G_LOG_LEVEL_CRITICAL)
-     {
-       void *buffer[1024];