Use DISTRHO_PLUGIN_BRAND_ID for extra entropy in VST3

Signed-off-by: falkTX <falktx@falktx.com>

distrho/src/DistrhoPluginVST3.cpp

@@ -1,6 +1,6 @@
 /*
  * DISTRHO Plugin Framework (DPF)
- * Copyright (C) 2012-2023 Filipe Coelho <falktx@falktx.com>
+ * Copyright (C) 2012-2024 Filipe Coelho <falktx@falktx.com>
  *
  * Permission to use, copy, modify, and/or distribute this software for any purpose with
  * or without fee is hereby granted, provided that the above copyright notice and this
@@ -4968,6 +4968,11 @@ bool ENTRYFNNAME(ENTRYFNNAMEARGS)
 
         dpf_tuid_class[2] = dpf_tuid_component[2] = dpf_tuid_controller[2]
             = dpf_tuid_processor[2] = dpf_tuid_view[2] = sPlugin->getUniqueId();
+
+       #ifdef DISTRHO_PLUGIN_BRAND_ID
+        dpf_tuid_class[3] = dpf_tuid_component[3] = dpf_tuid_controller[3]
+            = dpf_tuid_processor[3] = dpf_tuid_view[3] = d_cconst(STRINGIFY(DISTRHO_PLUGIN_BRAND_ID));
+       #endif
     }
 
     return true;