Log Message:
textproc/ruby-tilt: update to 2.3.0

2.3.0 (2023-09-14)

* Remove deprecated support for non-string template code in PrawnTemplate
  (jeremyevans)
* Remove deprecated support for
  {ERB,Erubis}Template#default_output_variable{,=} (jeremyevans)
* Remove deprecated support for CoffeeScriptTemplate.default_no_wrap{,=}
  (jeremyevans)
* Remove deprecated support for RedCarpet 1.x (jeremyevans)
* Remove deprecated support for Tilt.current_template (jeremyevans)
* Make Template#freeze_string_literals? work correctly with
  Template#compiled_path (jeremyevans)
* Support :freeze option for StringTemplate to support frozen string
  literals (jeremyevans)
* Make Tilt.finalize! a no-op if it has already been called (jeremyevans)