xfce4-notifyd: update to 0.9.0

Change log:

0.9.0 (2023-09-18)
=====
- Add missing sanity check
- I18n: Update po/LINGUAS list
- I18n: Update po/LINGUAS list
- I18n: Update po/LINGUAS list
- wayland: put windows on overlay layer, not top
- Set window theme before placing window
- Set initial window position before realizing windows
- Avoid storing NULL app IDs in the app ID count hashtable
- Simplify dbus/systemd service dir logic in configure.ac
- Fix typos in README
- Instal D-Bus and systemd files under $prefix by default
- Fix distcheck when run as non-root
- Use pkg-config to find default systemd user unit directory
- Change default systemd user path from /lib/... to /usr/lib/...
- Change options for installing startup files
- Add positioning options top-center and bottom-center
- Simplify notification placement code
- Stop using GtkCornerType; migrate setting to enum nick
- Move log level settings from int to enum nick string
- Move datetime format setting from int to enum nick string
- Have a single entry point for setting migrations
- Fix incorrect enum value for apps log level
- Use registered enum types for config->enum mapping
- Move enums to common, use glib-mkenums
- Use new XDT feature macros
- Don't log duplicate entries when updating an existing notification
- Clean up logic in notify_notify()
- Correctly update critical notifications while in DnD mode
- Fix incorrect casts in GTree foreach functions
- Remove expire/fade timeout source removal hacks
- Missed a spot to reset fade/slide
- Allow slideout when no fadeout
- Only start fade timeout if no existing handle
- Only start expiration timeout if no existing handle
- Ensure timeout sources are removed in _window_dispose()
- Move log dbus signal emissions to XfceNotifyDaemonLog
- Remove expire and fade sources before emitting closed signal
- Emit NotificationClosed when not showing notification
- Consolidate the window movement code
- Add option to show notifications on all monitors
- Migrate the primary-monitor setting to a string-based enum
- Translation Updates:
  Albanian, Armenian (Armenia), Basque, Belarusian, Bulgarian, Catalan,
  Chinese (China), Chinese (Taiwan), Croatian, Czech, Danish, Dutch,
  Eastern Armenian, English (Australia), English (United Kingdom),
  Estonian, Finnish, French, Galician, Georgian, German, Greek, Hebrew,
  Hungarian, Icelandic, Indonesian, Interlingue, Italian, Japanese,
  Kazakh, Korean, Lithuanian, Malay, Norwegian Bokm奪l, Polish,
  Portuguese, Portuguese (Brazil), Russian, Serbian, Slovak, Slovenian,
  Spanish, Swedish, Thai, Turkish, Ukrainian


(gutteridge)