Work around a memory corruption issue on unload

I'm really not sure what is happening here, and it might just be a
winelib thing.

src/wine-host/bridges/vst2.h

@@ -165,10 +165,19 @@ class Vst2Bridge {
 
     /**
      * The shared library handle of the VST plugin. I sadly could not get
-     * Boost.DLL to work here, so we'll just load the VST plugisn by hand.
+     * Boost.DLL to work here, so we'll just load the VST plugins by hand.
+     *
+     * FIXME: I don't know why, but `FreeLibrary()` seems to corrupt memory.
+     *        This leads to a lot of weird behavior, such as plugins crashing as
+     *        soon as other plugins get loaded or calls to `LoadLibrary()`
+     *        returning null pointers while they would otherwise load fine
+     *        without the prior call to `FreeLibrary`. We are leaking memory
+     *        here until this is fixed, but it should not be a huge issue since
+     *        this leak only exists for plugin groups.
      */
-    std::unique_ptr<std::remove_pointer_t<HMODULE>, decltype(&FreeLibrary)>
-        plugin_handle;
+    // std::unique_ptr<std::remove_pointer_t<HMODULE>, decltype(&FreeLibrary)>
+    //     plugin_handle;
+    HMODULE plugin_handle;
 
     /**
      * The loaded plugin's `AEffect` struct, obtained using the above library