bugfix(sentry): Prevent access violation from UI component initialization on non-UI thread

Author: seer-by-sentry[bot]

GeneralsMD/Code/GameEngine/Source/GameNetwork/GeneralsOnline/OnlineServices_Init.cpp

@@ -1042,6 +1042,11 @@ void NGMP_OnlineServicesManager::InitSentry()
 	}, nullptr);
 #endif
 
+	// Disable the crash handler backend to prevent it from attempting to
+	// initialize Windows UI components (SystemNavigationManagerStatics::GetForCurrentView)
+	// on a non-UI thread during sentry_init(), which causes an access violation.
+	sentry_options_set_backend(options, nullptr);
+
 	sentry_init(options);
 #endif
 }