message: Fix a missed instruction-remove case
  Summary: When inserting a `throw` instruction into a CFG, add following instructions to the removed list.
diff: @@ -1541,8 +1541,15 @@ bool ControlFlowGraph::insert(const InstructionIterator& position,
  insns_it = std::prev(end_index);
  std::vector<std::unique_ptr<DexPosition>> dangling;
  for (auto it = pos; it != b->m_entries.end();) {
  - if (it->type == MFLOW_POSITION) {
  + switch (it->type) {
  + case MFLOW_POSITION:
  dangling.push_back(std::move(it->pos));
  + break;
  + case MFLOW_OPCODE:
  + m_removed_insns.push_back(it->insn);
  + break;
  + default:
  + break;
  }
  it = b->m_entries.erase_and_dispose(it);
  invalidated_its = true;
  