UserNotifications macOS xcode27.0 b4

#UserNotifications.framework https://github.com/dotnet/macios/pull/26271

diff -ruN /Applications/Xcode_27.0.0-beta3.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/System/Library/Frameworks/UserNotifications.framework/Headers/UNError.h /Applications/Xcode_27.0.0-beta4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/System/Library/Frameworks/UserNotifications.framework/Headers/UNError.h
--- /Applications/Xcode_27.0.0-beta3.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/System/Library/Frameworks/UserNotifications.framework/Headers/UNError.h	2026-06-27 00:56:58
+++ /Applications/Xcode_27.0.0-beta4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/System/Library/Frameworks/UserNotifications.framework/Headers/UNError.h	2026-07-11 03:15:57
@@ -18,7 +18,6 @@
     UNErrorCodeAttachmentNotInDataStore,
     UNErrorCodeAttachmentMoveIntoDataStoreFailed,
     UNErrorCodeAttachmentCorrupt,
-    UNErrorCodeAttachmentUnsupportedType,
     
     UNErrorCodeNotificationInvalidNoDate = 1400,
     UNErrorCodeNotificationInvalidNoContent,