message: Use consistent config deprecation message style
diff: @@ -873,10 +873,10 @@ impl CursorOrPrimaryColors {
  },
  CursorOrPrimaryColors::Primary { foreground, background } => {
  // Must print in config since logger isn't setup yet.
  - println!("{}",
  - Yellow("You're using a deprecated form of cursor color config. Please update \
  - your config to use `text` and `cursor` properties instead of `foreground` \
  - and `background`. This will become an error in a future release.")
  + eprintln!("{}",
  + Yellow("Config `colors.cursor.foreground` and `colors.cursor.background` \
  + are deprecated. Please use `colors.cursor.text` and \
  + `colors.cursor.cursor` instead.")
  );
  CursorColors {
  text: foreground,
  