VST3 Client: Avoid returning kResultNotImplemented from setComponentS…

…tate

The base implementation of this function does nothing, and returns 'not
implemented'. It is more correct to return 'ok', to indicate that
setting the component state succeeded.

modules/juce_audio_plugin_client/juce_audio_plugin_client_VST3.cpp

@@ -1040,7 +1040,7 @@ class JuceVST3EditController final : public Vst::EditController,
  #endif
 
  //==============================================================================
- tresult PLUGIN_API setComponentState (IBStream* stream) override
+ tresult PLUGIN_API setComponentState (IBStream*) override
  {
  // As an IEditController member, the host should only call this from the message thread.
  assertHostMessageThread();
@@ -1065,7 +1065,7 @@ class JuceVST3EditController final : public Vst::EditController,
  if (auto* handler = getComponentHandler())
  handler->restartComponent (Vst::kParamValuesChanged);
 
- return Vst::EditController::setComponentState (stream);
+ return kResultOk;
  }
 
  void setAudioProcessor (JuceAudioProcessor* audioProc)