message: Add comment saying that `HeapSetterOutOfBounds` is unused
diff: @@ -30,6 +30,8 @@ pub enum TrapCode {
  /// Memory data doesn't fit the memory size.
  ///
  /// This only can happen during instantiation.
  + // TODO(bulk_memory): this is currently unused, if it's not used by the bulk
  + // memory spectests then we should remove it from Wasmer.
  HeapSetterOutOfBounds = 1,
  /// A `heap_addr` instruction detected an out-of-bounds error.
  