glib-2.0: update 2.84.2 -> 2.84.4

glib-2.0: update 2.84.2 -> 2.84.4

Overview of changes in GLib 2.84.4, 2025-08-08
==============================================
* Bugs fixed:
  - #3716 (CVE-2025-7039) (#YWH-PGM9867-104) Buffer Under-read on GLib through
    glib/gfileutils.c via get_tmp_file() (Michael Catanzaro)
  - #3721 GFile leak in g_local_file_set_display_name during error handling
    (Philip Withnall, Michael Catanzaro)
  - !4668 Backport !4667 “Incorrect output parameter handling in closure helper
    of g_settings_bind_with_mapping_closures” to glib-2-84
  - !4675 Backport !4674 “gfileutils: fix computation of temporary file name” to
    glib-2-84
  - !4679 Backport !4677 and !4678 “Fix GFile leak in
    g_local_file_set_display_name()” to glib-2-84
  - !4697 Backport !4696 “gthreadpool: Catch pool_spawner creation failure” to
    glib-2-84
  - !4705 Backport !4702 “gio/filenamecompleter: Fix leaks” to glib-2-84
  - !4711 Backport !4708 “gfilenamecompleter: Fix g_object_unref() of undefined
    value” to glib-2-84

Overview of changes in GLib 2.84.3, 2025-06-13
==============================================
* Bugs fixed:
  - !4656 Backport !4655 “gstring: Fix overflow check when expanding the string”
    to glib-2-84

!4656 solves first half of CVE-2025-6052

Signed-off-by: Peter Marko <peter.marko@siemens.com>
Signed-off-by: Steve Sakoman <steve@sakoman.com>