mesa3d: Add patch note about upstream bug

Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
Acked-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/mesa3d/mesa3d-0001-Fix-khrplatform.h-not-installed-if-EGL-is-disabled.patch

@@ -8,6 +8,8 @@ only installed if Mesa3d is compiled with EGL support.
 
 This patch installs this header file unconditionally.
 
+Patch sent upstream: https://bugs.freedesktop.org/show_bug.cgi?id=77240
+
 Signed-off-by: Eric Le Bihan <eric.le.bihan.dev@free.fr>
 ---
  src/egl/main/Makefile.am | 3 ---