thunar: upgrade 4.21.5 -> 4.21.6

Drop backported patch which is already built into this new version.

Changelog: https://gitlab.xfce.org/xfce/thunar/-/tags/thunar-4.21.6

Signed-off-by: Jason Schonberg <schonm@gmail.com>
Signed-off-by: Khem Raj <khem.raj@oss.qualcomm.com>

meta-xfce/recipes-xfce/thunar/files/0001-Properly-guard-gdkx.h-include.patch

@@ -1,37 +0,0 @@
-From dd7fbf4540891053a4083228aac2485e6c469199 Mon Sep 17 00:00:00 2001
-From: =?UTF-8?q?Ga=C3=ABl=20Bonithon?= <gael@xfce.org>
-Date: Sat, 11 Apr 2026 18:07:05 +0200
-Subject: [PATCH] Properly guard gdkx.h include
-
-Fixes: #1820
-
-Upstream-Status: Backport [https://gitlab.xfce.org/xfce/thunar/-/commit/201f8ca0c3bc7b5e651201526fc3006a130718eb]
-
-Signed-off-by: Changqing Li <changqing.li@windriver.com>
----
- thunar/thunar-session-client.c | 2 +-
- 1 file changed, 1 insertion(+), 1 deletion(-)
-
-diff --git a/thunar/thunar-session-client.c b/thunar/thunar-session-client.c
-index c36719c..2832818 100644
---- a/thunar/thunar-session-client.c
-+++ b/thunar/thunar-session-client.c
-@@ -30,6 +30,7 @@
- 
- #ifdef ENABLE_LIBSM
- #include <X11/SM/SMlib.h>
-+#include <gdk/gdkx.h>
- #endif
- 
- #include "thunar/thunar-application.h"
-@@ -38,7 +39,6 @@
- #include "thunar/thunar-private.h"
- #include "thunar/thunar-session-client.h"
- 
--#include <gdk/gdkx.h>
- #include <glib/gstdio.h>
- 
- 
--- 
-2.34.1
-

meta-xfce/recipes-xfce/thunar/thunar_4.21.6.bb

@@ -11,9 +11,7 @@ GTKDOC_MESON_OPTION = "gtk-doc"
 
 inherit xfce gobject-introspection mime-xdg perlnative gtk-doc
 
-SRC_URI[sha256sum] = "eddbd4bab29c73718734e0bfcf650ceea8b4fcc8cb2cbb0b24fe22b286a2be00"
-
-SRC_URI += "file://0001-Properly-guard-gdkx.h-include.patch"
+SRC_URI[sha256sum] = "5412d3feb14b4c47ccea8b00e9a9e3dcc1ea0e86e305abcee344f2fe82518bf8"
 
 PACKAGECONFIG ??= "${@bb.utils.filter('DISTRO_FEATURES', 'x11', d)}"
 PACKAGECONFIG[pcre] = "-Dpcre2=enabled,-Dpcre2=disabled,libpcre2"