[glibmm] Created tag 2.66.5

[Kjell Ahlstedt <kjellahl src gnome org>]

The unsigned tag '2.66.5' was created.

Tagger: Kjell Ahlstedt <kjellahlstedt gmail com>
Date: 1663579365 +0200

    2.66.5

Changes since the last tag '2.66.4':

Chun-wei Fan (4):
      Meson: Re-organize MSVC compiler warnings-related items
      Meson/MSVC: Add more warnings to ignore
      NMake Makefiles: Remove rules on build directory creation
      NMake Makefiles: Ensure g[lib|io]mm[config.h|.rc] are created

Kjell Ahlstedt (10):
      meson.build: Avoid configuration warnings
      Update tools/test_scripts/testheaders.sh
      Gio::Action: Improve the documentation
      gmmproc: Improved handling of final types
      Gio::ListStore: Don't derive a gtkmm__GListStore GType
      gmmproc: Make h2def.py recognize G_DEFINE_AUTOPTR_CLEANUP_FUNC
      Gio::DBus::Proxy: Add some refreturn
      Convert README to README.md
      Doxyfile.in: Remove obsolete entry
      2.66.5