ExtensionKit tvOS xcode15.0 b5

#ExtensionKit.framework https://github.com/xamarin/xamarin-macios/pull/18929

diff -ruN /Applications/Xcode_15.0.0-beta4.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS.sdk/System/Library/Frameworks/ExtensionKit.framework/Headers/EXAppExtensionBrowserViewController.h /Applications/Xcode_15.0.0-beta5.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS.sdk/System/Library/Frameworks/ExtensionKit.framework/Headers/EXAppExtensionBrowserViewController.h
--- /Applications/Xcode_15.0.0-beta4.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS.sdk/System/Library/Frameworks/ExtensionKit.framework/Headers/EXAppExtensionBrowserViewController.h	2023-06-27 23:33:04
+++ /Applications/Xcode_15.0.0-beta5.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS.sdk/System/Library/Frameworks/ExtensionKit.framework/Headers/EXAppExtensionBrowserViewController.h	2023-07-15 00:31:32
@@ -20,8 +20,8 @@
 API_AVAILABLE(macos(13.0))
 API_UNAVAILABLE(ios)
 API_UNAVAILABLE(watchos, tvos)
-#if defined(TARGET_OS_XR) && TARGET_OS_XR
-API_UNAVAILABLE(xros)
+#if defined(TARGET_OS_VISION) && TARGET_OS_VISION
+API_UNAVAILABLE(visionos)
 #endif
 EXTENSIONKIT_EXPORT
 #if TARGET_OS_OSX
diff -ruN /Applications/Xcode_15.0.0-beta4.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS.sdk/System/Library/Frameworks/ExtensionKit.framework/Headers/EXHostViewController.h /Applications/Xcode_15.0.0-beta5.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS.sdk/System/Library/Frameworks/ExtensionKit.framework/Headers/EXHostViewController.h
--- /Applications/Xcode_15.0.0-beta4.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS.sdk/System/Library/Frameworks/ExtensionKit.framework/Headers/EXHostViewController.h	2023-06-27 23:33:04
+++ /Applications/Xcode_15.0.0-beta5.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS.sdk/System/Library/Frameworks/ExtensionKit.framework/Headers/EXHostViewController.h	2023-07-15 00:31:32
@@ -20,8 +20,8 @@
 
 API_AVAILABLE(macos(13.0))
 API_UNAVAILABLE(ios, watchos, tvos)
-#if defined(TARGET_OS_XR) && TARGET_OS_XR
-API_UNAVAILABLE(xros)
+#if defined(TARGET_OS_VISION) && TARGET_OS_VISION
+API_UNAVAILABLE(visionos)
 #endif
 EXTENSIONKIT_EXPORT
 #if TARGET_OS_OSX
@@ -52,8 +52,8 @@
 
 API_AVAILABLE(macos(13.0))
 API_UNAVAILABLE(ios, watchos, tvos)
-#if defined(TARGET_OS_XR) && TARGET_OS_XR
-API_UNAVAILABLE(xros)
+#if defined(TARGET_OS_VISION) && TARGET_OS_VISION
+API_UNAVAILABLE(visionos)
 #endif
 /// The delegate for a hosted view controller.
 @protocol EXHostViewControllerDelegate <NSObject>