message: reduce stale sync threshold from 90 to 30 minutes
diff: @@ -637,7 +637,7 @@ void SpectreGUI::setNumBlocks(int count, int nTotalBlocks)
  }
  // Set icon state: spinning if catching up, tick otherwise
  - if (secs < 90*60 && count >= nTotalBlocks
  + if (secs < 30*60 && count >= nTotalBlocks
  && nNodeState != NS_GET_FILTERED_BLOCKS)
  {
  tooltip = tr("Up to date") + "<br>" + tooltip;
  