message: Fix the handling of fonts with spaces in their names
  issue
diff: @@ -166,7 +166,7 @@ async function asyncLoadTerminalTheme(): Promise<void> {
  terminalVisualConfig = {
  cursorStyle: config.cursorStyle,
  cursorBlink: config.blinkingCursor,
  - fontFamily: config.terminalFont,
  + fontFamily: fontLoader.cssNameFromFontName(config.terminalFont),
  fontSizePx: config.terminalFontSize,
  devicePixelRatio: window.devicePixelRatio,
  terminalTheme: themeMsg.terminalTheme
  