message: fix make_dynamic_t<> for dynamic masks
diff: @@ -226,7 +226,12 @@ struct struct_support<T, enable_if_static_array_t<T>> {
  static constexpr size_t Size = T::Size;
  using Dynamic = std::conditional_t<
  - array_depth_v<T> == 1, DynamicArray<std::decay_t<T>>,
  + array_depth_v<T> == 1,
  + std::conditional_t<
  + is_mask_v<T>,
  + DynamicMask<std::decay_t<T>>,
  + DynamicArray<std::decay_t<T>>
  + >,
  typename T::template ReplaceValue<make_dynamic_t<value_t<T>>>>;
  static ENOKI_INLINE size_t slices(const T &value) {
  