[xcode26.1] Update CallKit to beta 1. (#23902)

---------

Co-authored-by: Alex Soto <alex@soto.dev>

Author: rolfbjarne

src/callkit.cs

@@ -731,8 +731,15 @@ interface CXProvider {
 
 		[Export ("pendingCallActionsOfClass:withCallUUID:")]
 		CXCallAction [] GetPendingCallActions (Class callActionClass, NSUuid callUuid);
+
+		[iOS (26, 1), MacCatalyst (26, 1)]
+		[Async]
+		[Export ("reportNewIncomingProtectedIMAVCallWithUUID:update:completion:")]
+		void ReportNewIncomingProtectedImavCall (NSUuid uuid, CXCallUpdate update, CXProviderReportIncomingCallback completion);
 	}
 
+	delegate void CXProviderReportIncomingCallback ([NullAllowed] NSError error);
+
 	/// <summary>Contains values that control miscellaneous call properties, such as the ringtone, whether the call supports video, the maximum number of callers, and so on.</summary>
 	///     
 	///     <related type="externalDocumentation" href="https://developer.apple.com/reference/CallKit/CXProviderConfiguration">Apple documentation for <c>CXProviderConfiguration</c></related>

tests/cecil-tests/Documentation.KnownFailures.txt

@@ -9989,6 +9989,7 @@ M:BrowserEngineKit.NSObject_BEAccessibility.SetBrowserAccessibilitySortDirection
 M:BusinessChat.BCChatButton.BCChatButtonAppearance.#ctor(System.IntPtr)
 M:CallKit.CXCallDirectoryExtensionContext.Dispose(System.Boolean)
 M:CallKit.CXCallDirectoryManager.OpenSettingsAsync
+M:CallKit.CXProvider.ReportNewIncomingProtectedImavCallAsync(Foundation.NSUuid,CallKit.CXCallUpdate)
 M:CallKit.CXProvider.ReportNewIncomingVoIPPushPayloadAsync(Foundation.NSDictionary)
 M:CallKit.CXProviderDelegate_Extensions.PerformSetTranslatingCallAction(CallKit.ICXProviderDelegate,CallKit.CXProvider,CallKit.CXSetTranslatingCallAction)
 M:CallKit.ICXProviderDelegate.PerformSetTranslatingCallAction(CallKit.CXProvider,CallKit.CXSetTranslatingCallAction)
@@ -25843,6 +25844,7 @@ T:BusinessChat.BCChatButton
 T:BusinessChat.BCChatButtonStyle
 T:BusinessChat.BCParameterName
 T:CallKit.CXErrorCodeNotificationServiceExtensionError
+T:CallKit.CXProviderReportIncomingCallback
 T:CallKit.CXTranslationEngine
 T:CarPlay.CPAssistantCellActionType
 T:CarPlay.CPAssistantCellPosition