message: API: add a missing ctor to CResRef that hopefully won't break anything
diff: @@ -45,8 +45,7 @@ struct CResRef
  uint8_t GetLength() const;
  // Custom utility impl, missing from the API
  - // TODO: Commented out for now because this breaks stuff for some reason
  - // CResRef(const CResRef& other) { *this = other; }
  + CResRef(const CResRef& other) = default;
  #ifdef NWN_CLASS_EXTENSION_CResRef
  NWN_CLASS_EXTENSION_CResRef
  