Log Message:
gtk2: pull patches from GIMP to avoid error messages with recent GLib.

This appeases the following tons of GLib-GIO-CRITICAL error messages on
GIMP's file open dialogs:
>> file ../gio/gfileinfo.c: line 1633 (g_file_info_get_is_hidden): should \ 
not be reached
>> file ../gio/gfileinfo.c: line 1655 (g_file_info_get_is_backup): should \ 
not be reached

See the following issue for details:
 https://gitlab.gnome.org/GNOME/gimp/-/issues/9994
 https://gitlab.gnome.org/GNOME/gimp/-/commit/024e3c7

Bump PKGREVISION.