gtk4-4.6.1

[Bruce Dubbs]

New point version.

[Xi Ruoyao]

Overview of Changes in 4.6.1, 11-02-2022
========================================

* GtkFontChooser:
 - Stop using PangoFc api
 - Fix a crash
 - Use new HarfBuzz api

* GtkMenuButton:
 - Update accessible description

* GtkTextView:
 - Fix intra-widget dnd

* Printing:
 - Fix an fd leak

* Input:
 - Make sure input methods get focus-in events
 - Always flush events to avoid scroll event pileup
 - Support hold events
 - Update keysyms from libxkbcommon

* Theme:
 - Improve text selection legibility

* Introspection:
 - Add missing nullable annotations everywhere

* Build:
 - Make stack noexec again
 - Avoid symbol leaks
 - Drop unneeded script data

* Windows:
 - Stop using WM_SYNCPAINT
 - Relax check for GL 3.x legacy contexts
 - Use native apis for language names
 - Rewrite the keymap code
 - Use the GL renderer by default

* Wayland:
 - Fix support for the new high-contrast setting
 - Avoid redundant scale changes
 - Fix DND hotspot handling
 - Don't always restore the saved size when floating

* MacOS:
 - Various performance improvements

* Translation updates:
 Brazilian Portuguese
 Catalan
 Chinese (China)
 Galician
 Hebrew
 Japanese
 Lithuanian
 Persian
 Polish
 Portuguese
 Russian
 Slovenian
 Spanish
 Ukrainian

[Bruce Dubbs]

Fixed at commit 9eca1adad735e43958a90bab66180af4c3801eca

Package updates.
    Update to gtk-4.6.1.
    Update to ModemManager-1.18.6.
    Update to libwacom-2.1.0.
    Update to libqmi-1.30.4.
    Update to qpdf-10.6.1.