amadeus: Update to REV9 (#2309)

* amadeus: Update to REV9

This implements all the changes made with REV9 on 12.0.0.

* Address Ac_k's comments

Ryujinx.Audio/Renderer/Parameter/EffectResultState.cs

@@ -0,0 +1,43 @@
+//
+// Copyright (c) 2019-2021 Ryujinx
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Lesser General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public License
+// along with this program.  If not, see <https://www.gnu.org/licenses/>.
+//
+
+using Ryujinx.Common.Utilities;
+using System;
+using System.Runtime.InteropServices;
+
+namespace Ryujinx.Audio.Renderer.Parameter
+{
+    /// <summary>
+    /// Effect result state (added in REV9).
+    /// </summary>
+    [StructLayout(LayoutKind.Sequential, Pack = 1)]
+    public struct EffectResultState
+    {
+        /// <summary>
+        /// Specific data storage.
+        /// </summary>
+        private SpecificDataStruct _specificDataStart;
+
+        [StructLayout(LayoutKind.Sequential, Size = 0x80, Pack = 1)]
+        private struct SpecificDataStruct { }
+
+        /// <summary>
+        /// Specific data changing depending of the type of effect. See also the <see cref="Effect"/> namespace.
+        /// </summary>
+        public Span<byte> SpecificData => SpanHelpers.AsSpan<SpecificDataStruct, byte>(ref _specificDataStart);
+    }
+}