feat: Correctly indicate support for DesktopAcrylicController and Mic…

…aController

src/Uno.UI.Composition/Composition/SystemBackdrops/DesktopAcrylicController.cs

@@ -0,0 +1,13 @@
+using System;
+
+namespace Microsoft.UI.Composition.SystemBackdrops;
+
+public partial class DesktopAcrylicController : ISystemBackdropController, IDisposable, ISystemBackdropControllerWithTargets, IClosableNotifier
+{
+	/// <summary>
+	/// Determines whether the acrylic material is supported on the current operating system.
+	/// </summary>
+	/// <remarks>Currently returns false on all targets except for WinUI.</remarks>
+	/// <returns>True if the acrylic material is supported on the current operating system; otherwise, false.</returns>
+	public static bool IsSupported() => false;
+}

src/Uno.UI.Composition/Composition/SystemBackdrops/MicaController.cs

@@ -0,0 +1,11 @@
+namespace Microsoft.UI.Composition.SystemBackdrops;
+
+public partial class MicaController : ISystemBackdropController, IDisposable, ISystemBackdropControllerWithTargets, IClosableNotifier
+{
+	/// <summary>
+	/// Determines whether the mica material is supported on the current operating system.
+	/// </summary>
+	/// <remarks>Currently returns false on all targets except for WinUI.</remarks>
+	/// <returns>True if the mica material is supported on the current operating system; otherwise, false.</returns>
+	public static bool IsSupported() => false;
+}

src/Uno.UI.Composition/Generated/3.0.0.0/Microsoft.UI.Composition.SystemBackdrops/DesktopAcrylicController.cs

@@ -3,7 +3,7 @@
 #pragma warning disable 114 // new keyword hiding
 namespace Microsoft.UI.Composition.SystemBackdrops
 {
-#if __ANDROID__ || __IOS__ || IS_UNIT_TESTS || __WASM__ || __SKIA__ || __NETSTD_REFERENCE__ || __MACOS__
+#if false
 	[global::Uno.NotImplemented]
 #endif
 	public partial class DesktopAcrylicController : global::Microsoft.UI.Composition.SystemBackdrops.ISystemBackdropController, global::System.IDisposable, global::Microsoft.UI.Composition.SystemBackdrops.ISystemBackdropControllerWithTargets, global::Microsoft.UI.IClosableNotifier
@@ -180,7 +180,7 @@ public DesktopAcrylicController()
 		}
 #endif
 		// Forced skipping of method Microsoft.UI.Composition.SystemBackdrops.DesktopAcrylicController.DesktopAcrylicController()
-#if __ANDROID__ || __IOS__ || IS_UNIT_TESTS || __WASM__ || __SKIA__ || __NETSTD_REFERENCE__ || __MACOS__
+#if false
 		[global::Uno.NotImplemented("__ANDROID__", "__IOS__", "IS_UNIT_TESTS", "__WASM__", "__SKIA__", "__NETSTD_REFERENCE__", "__MACOS__")]
 		public static bool IsSupported()
 		{

src/Uno.UI.Composition/Generated/3.0.0.0/Microsoft.UI.Composition.SystemBackdrops/MicaController.cs

@@ -3,7 +3,7 @@
 #pragma warning disable 114 // new keyword hiding
 namespace Microsoft.UI.Composition.SystemBackdrops
 {
-#if __ANDROID__ || __IOS__ || IS_UNIT_TESTS || __WASM__ || __SKIA__ || __NETSTD_REFERENCE__ || __MACOS__
+#if false
 	[global::Uno.NotImplemented]
 #endif
 	public partial class MicaController : global::Microsoft.UI.Composition.SystemBackdrops.ISystemBackdropController, global::System.IDisposable, global::Microsoft.UI.Composition.SystemBackdrops.ISystemBackdropControllerWithTargets, global::Microsoft.UI.IClosableNotifier
@@ -180,7 +180,7 @@ public MicaController()
 		}
 #endif
 		// Forced skipping of method Microsoft.UI.Composition.SystemBackdrops.MicaController.MicaController()
-#if __ANDROID__ || __IOS__ || IS_UNIT_TESTS || __WASM__ || __SKIA__ || __NETSTD_REFERENCE__ || __MACOS__
+#if false
 		[global::Uno.NotImplemented("__ANDROID__", "__IOS__", "IS_UNIT_TESTS", "__WASM__", "__SKIA__", "__NETSTD_REFERENCE__", "__MACOS__")]
 		public static bool IsSupported()
 		{