Log Message:
xfce4-notifyd: update to 0.7.3

Change log:

0.7.3 (2023-02-01)
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- Add timestamp to log entries in settings and plugin menu
- Update description text of apps panel in settings
- Change text of option to "Allow urgent notifications"
- Add panel plugin setting for log icon size in menu
- Make it easier to add things to the panel plugin settings
- Fix possible segfault when counting apps frequency in log
- Clean and DRY up the log population code
- Fix panel plugin menu icon blurriness when UI scale > 1
- Update XfceNotifyDaemon header comment
- Translation Updates:
  Albanian, Arabic, Armenian (Armenia), Basque, Belarusian, Bulgarian,
  Catalan, Chinese (China), Chinese (Taiwan), Croatian, Czech, Danish,
  Dutch, Eastern Armenian, English (Australia), Estonian, Finnish,
  French, Galician, Georgian, German, Greek, Hebrew, Hungarian,
  Icelandic, Indonesian, Interlingue, Italian, Japanese, Kazakh,
  Korean, Lithuanian, Malay, Norwegian Bokml, Polish, Portuguese,
  Portuguese (Brazil), Russian, Serbian, Slovak, Slovenian, Spanish,
  Swedish, Thai, Turkish, Ukrainian