mverb ui is now usable under windows

source/native-plugins/_data.cpp

@@ -389,7 +389,7 @@ static const NativePluginDescriptor sNativePluginDescriptors[] = {
 },
 {
     /* category  */ NATIVE_PLUGIN_CATEGORY_DELAY,
-#if defined(HAVE_DGL) && ! defined(CARLA_OS_WIN)
+#ifdef HAVE_DGL
     /* hints     */ static_cast<NativePluginHints>(NATIVE_PLUGIN_IS_RTSAFE
                                                   |NATIVE_PLUGIN_HAS_UI
                                                   |NATIVE_PLUGIN_NEEDS_UI_MAIN_THREAD

source/native-plugins/distrho-mverb.cpp

@@ -19,7 +19,7 @@
 #include "CarlaDefines.h"
 #include "distrho-mverb/DistrhoPluginInfo.h"
 
-#if DISTRHO_PLUGIN_HAS_UI && (defined(CARLA_OS_WIN) || ! defined(HAVE_DGL))
+#if DISTRHO_PLUGIN_HAS_UI && ! defined(HAVE_DGL)
 # undef DISTRHO_PLUGIN_HAS_UI
 # define DISTRHO_PLUGIN_HAS_UI 0
 #endif