VST Host: Avoid resizing plugin views directly on Windows

Previously, plugin views may be set to unexpected sizes by the host,
which could interrupt size updates due to scale factor changes. This
could leave the plugin view at an incorrect size.

modules/juce_audio_processors/format_types/juce_VSTPluginFormat.cpp

@@ -2898,23 +2898,24 @@ public:
         {
             const ScopedValueSetter<bool> recursiveResizeSetter (recursiveResize, true);
 
-            const auto editorSize = plugin.getEditorSize();
             const auto pos = (peer->getAreaCoveredBy (*this).toFloat() * nativeScaleFactor).toNearestInt();
 
            #if JUCE_WINDOWS
             if (pluginHWND != 0)
             {
                 ScopedThreadDPIAwarenessSetter threadDpiAwarenessSetter { pluginHWND };
-                MoveWindow (pluginHWND,
-                            pos.getX(),
-                            pos.getY(),
-                            editorSize.getWidth(),
-                            editorSize.getHeight(),
-                            TRUE);
+                SetWindowPos (pluginHWND,
+                              HWND_BOTTOM,
+                              pos.getX(),
+                              pos.getY(),
+                              0,
+                              0,
+                              SWP_NOSIZE | SWP_NOZORDER | SWP_NOOWNERZORDER);
             }
            #elif JUCE_LINUX || JUCE_BSD
             if (pluginWindow != 0)
             {
+                const auto editorSize = plugin.getEditorSize();
                 auto* symbols = X11Symbols::getInstance();
                 symbols->xMoveResizeWindow (display,
                                             pluginWindow,