audio_core/hle,lle: implement UnloadComponent

src/audio_core/hle/hle.cpp

@@ -411,4 +411,8 @@ void DspHle::LoadComponent(const std::vector<u8>& component_data) {
     }
 }
 
+void DspHle::UnloadComponent() {
+    // Do nothing
+}
+
 } // namespace AudioCore

src/audio_core/hle/hle.h

@@ -36,6 +36,7 @@ public:
     void SetServiceToInterrupt(std::weak_ptr<Service::DSP::DSP_DSP> dsp) override;
 
     void LoadComponent(const std::vector<u8>& buffer) override;
+    void UnloadComponent() override;
 
 private:
     struct Impl;