message: Implement ReturnDestination in DescriptorScriptPubKeyMan
diff: @@ -1612,6 +1612,13 @@ bool DescriptorScriptPubKeyMan::GetReservedDestination(const OutputType type, bo
  void DescriptorScriptPubKeyMan::ReturnDestination(int64_t index, bool internal, const CTxDestination& addr)
  {
  + LOCK(cs_desc_man);
  + // Only return when the index was the most recent
  + if (m_wallet_descriptor.next_index - 1 == index) {
  + m_wallet_descriptor.next_index--;
  + }
  + WalletBatch(m_storage.GetDatabase()).WriteDescriptor(GetID(), m_wallet_descriptor);
  + NotifyCanGetAddressesChanged();
  }
  std::map<CKeyID, CKey> DescriptorScriptPubKeyMan::GetKeys() const
  