message: perf(formatter): Remove `prev_token` traversal from format leading trivia
  The trailing trivia of the previous token can never contain a new line. Any new line is always part of the current tokens leading trivia, thus, this check is not necessary
diff: @@ -220,20 +220,8 @@ pub(super) fn format_leading_trivia(
  token: &JsSyntaxToken,
  trim_mode: TriviaPrintMode,
  ) -> FormatElement {
  - // Checks whether the previous token has any trailing newline
  - let has_trailing_newline = token
  - .prev_token()
  - .and_then(|token| token.trailing_trivia().last())
  - .map_or(false, |trivia| trivia.is_newline());
  -
  - format_leading_trivia_pieces(
  - token.leading_trivia().pieces(),
  - trim_mode,
  - has_trailing_newline,
  - )
  - .unwrap_or_else(|_| {
  - format_leading_trivia_with_skipped_tokens(token, trim_mode, has_trailing_newline)
  - })
  + format_leading_trivia_pieces(token.leading_trivia().pieces(), trim_mode, false)
  + .unwrap_or_else(|_| format_leading_trivia_with_skipped_tokens(token, trim_mode))
  }
  /// Formats the leading trivia of a token that has leading skipped trivia.
  @@ -253,7 +241,6 @@ pub(super) fn format_leading_trivia(
  fn format_leading_trivia_with_skipped_tokens(
  token: &JsSyntaxToken,
  trim_mode: TriviaPrintMode,
  - has_trailing_newline: bool,
  ) -> FormatElement {
  let mut skipped_trivia_range: Option<TextRange> = None;
  // The leading trivia for the first skipped token trivia OR the leading trivia for the token
  @@ -279,11 +266,7 @@ fn format_leading_trivia_with_skipped_tokens(
  // Format the collected leading trivia as the leading trivia of this "skipped token trivia"
  skipped_trivia_range = Some(piece.text_range());
  elements.push(
  - format_leading_trivia_pieces(
  - leading_trivia.drain(..),
  - trim_mode,
  - has_trailing_newline,
  - )
  + format_leading_trivia_pieces(leading_trivia.drain(..), trim_mode, false)
  .expect("All skipped trivia pieces should have been filtered out"),
  );
  }
  