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/EffectState.cs

@@ -0,0 +1,35 @@
+//
+// 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/>.
+//
+
+namespace Ryujinx.Audio.Renderer.Parameter
+{
+    /// <summary>
+    /// The state of an effect.
+    /// </summary>
+    public enum EffectState : byte
+    {
+        /// <summary>
+        /// The effect is enabled.
+        /// </summary>
+        Enabled = 3,
+
+        /// <summary>
+        /// The effect is disabled.
+        /// </summary>
+        Disabled = 4
+    }
+}