Rework ADSP into a wrapper for apps

src/audio_core/adsp/adsp.cpp

@@ -0,0 +1,18 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "audio_core/adsp/adsp.h"
+#include "core/core.h"
+
+namespace AudioCore::ADSP {
+
+ADSP::ADSP(Core::System& system, Sink::Sink& sink) {
+    audio_renderer =
+        std::make_unique<AudioRenderer::AudioRenderer>(system, system.ApplicationMemory(), sink);
+}
+
+AudioRenderer::AudioRenderer& ADSP::AudioRenderer() {
+    return *audio_renderer.get();
+}
+
+} // namespace AudioCore::ADSP