AVKit tvOS xcode13.0 beta5

#AVKit.framework https://github.com/xamarin/xamarin-macios/pull/12551

diff -ruN /Applications/Xcode_13.0.0-beta4.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS.sdk/System/Library/Frameworks/AVKit.framework/Headers/AVPlayerViewController.h /Applications/Xcode_13.0.0-beta5.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS.sdk/System/Library/Frameworks/AVKit.framework/Headers/AVPlayerViewController.h
--- /Applications/Xcode_13.0.0-beta4.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS.sdk/System/Library/Frameworks/AVKit.framework/Headers/AVPlayerViewController.h	2021-07-22 04:37:56.000000000 -0400
+++ /Applications/Xcode_13.0.0-beta5.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS.sdk/System/Library/Frameworks/AVKit.framework/Headers/AVPlayerViewController.h	2021-08-07 08:53:41.000000000 -0400
@@ -355,7 +355,7 @@
 	@abstract	Should change the player item to reflect the content of the next channel, and call the completion block when ready.
 	@discussion	Each call to this method should advance one channel relative to the previous request, even if the prior request has not yet completed.
 */
-- (void)playerViewController:(AVPlayerViewController *)playerViewController skipToNextChannel:(void (^)(BOOL success))completion API_AVAILABLE(tvos(13.0));
+- (void)playerViewController:(AVPlayerViewController *)playerViewController skipToNextChannel:(void (^)(BOOL success))completion API_AVAILABLE(tvos(13.0)) NS_SWIFT_ASYNC_NAME(playerViewControllerSkipToNextChannel(_:));
 
 /*!
 	@method		playerViewController:skipToPreviousChannel:
@@ -366,7 +366,7 @@
 	@abstract	Should change the player item to reflect the content of the previous channel, and call the completion block when ready.
 	@discussion	Each call to this method should advance one channel relative to the previous request, even if the prior request has not yet completed.
 */
-- (void)playerViewController:(AVPlayerViewController *)playerViewController skipToPreviousChannel:(void (^)(BOOL success))completion API_AVAILABLE(tvos(13.0));
+- (void)playerViewController:(AVPlayerViewController *)playerViewController skipToPreviousChannel:(void (^)(BOOL success))completion API_AVAILABLE(tvos(13.0)) NS_SWIFT_ASYNC_NAME(playerViewControllerSkipToPreviousChannel(_:));
 
 /*!
 	@method		nextChannelInterstitialViewControllerForPlayerViewController: