message: Rerender the terminal text if the transparent setting changes
diff: @@ -506,6 +506,7 @@ export class TerminalViewer extends ViewerElement implements SupportsClipboardPa
  if (fontPropertiesChanged ||
  previousConfig.cursorStyle !== terminalVisualConfig.cursorStyle ||
  + previousConfig.transparentBackground !== terminalVisualConfig.transparentBackground ||
  ! this._isTerminalThemeEqual(previousConfig.terminalTheme, terminalVisualConfig.terminalTheme)) {
  this._aceRenderer.setTerminalCanvasRendererConfig(config);
  }
  