Update macOS icon for Ventura styling (#4577)

or something, idk macos terms

Co-authored-by: Rasmus Karlsson <rasmus.karlsson@pajlada.com>

CHANGELOG.md

@@ -12,6 +12,7 @@
 - Minor: Updated the look of the Black Theme to be more in line with the other themes. (#4523)
 - Minor: Re-added leading @mentions from replies in chat logs. These were accidentally removed during the reply overhaul. (#4420)
 - Minor: Added a local backup of the Twitch Badges API in case the request fails. (#4463)
+- Minor: Updated the MacOS Icon to match the look of other Mac Apps (#4577)
 - Bugfix: Fixed an issue where Chatterino could lose track of the sound device in certain scenarios. (#4549)
 - Bugfix: Fixed an issue where animated emotes would render on top of zero-width emotes. (#4314)
 - Bugfix: Fixed an issue where it was difficult to hover a zero-width emote. (#4314)
@@ -25,6 +26,7 @@
 - Bugfix: Fixed `/mods` displaying incorrectly when the channel has no mods. (#4546)
 - Bugfix: Fixed emote & badge tooltips not showing up when thumbnails were hidden. (#4509)
 - Bugfix: Fixed links with invalid IPv4 addresses being parsed. (#4576)
+- Bugfix: Fixed Icon reverting to default when application is open. (#4577)
 - Dev: Disabling precompiled headers on Windows is now tested in CI. (#4472)
 - Dev: Themes are now stored as JSON files in `resources/themes`. (#4471, #4533)
 - Dev: Ignore unhandled BTTV user-events. (#4438)

src/RunGui.cpp

@@ -82,7 +82,9 @@ namespace {
 
         QApplication::setStyle(QStyleFactory::create("Fusion"));
 
+#ifndef Q_OS_MAC
         QApplication::setWindowIcon(QIcon(":/icon.ico"));
+#endif
 
         installCustomPalette();
     }