message: Dialog: fix GetCurrentNodeID() return type warning
diff: @@ -199,13 +199,13 @@ NWNX_EXPORT ArgumentStack GetCurrentNodeID(ArgumentStack&&)
  switch (s_statestack[s_ssp])
  {
  case DIALOG_STATE_START:
  - return s_pDialog->m_pStartingEntries[s_loopCount].m_nIndex;
  + return (int32_t)s_pDialog->m_pStartingEntries[s_loopCount].m_nIndex;
  case DIALOG_STATE_SEND_ENTRY:
  - return s_idxEntry;
  + return (int32_t)s_idxEntry;
  case DIALOG_STATE_HANDLE_REPLY:
  - return s_pDialog->m_pEntries[s_idxEntry].m_pReplies[s_idxReply].m_nIndex;
  + return (int32_t)s_pDialog->m_pEntries[s_idxEntry].m_pReplies[s_idxReply].m_nIndex;
  case DIALOG_STATE_SEND_REPLIES:
  - return s_pDialog->m_pEntries[s_pDialog->m_currentEntryIndex].m_pReplies[s_loopCount].m_nIndex;
  + return (int32_t)s_pDialog->m_pEntries[s_pDialog->m_currentEntryIndex].m_pReplies[s_loopCount].m_nIndex;
  default:
  return -1;
  }
  