bug#73285: 30.0.90; editorconfig-indentation-alist missing modes

[Eli Zaretskii]

> Cc: Stefan Monnier <monnier@iro.umontreal.ca>
> From: Troy Brown <brownts@troybrown.dev>
> Date: Sun, 15 Sep 2024 17:16:08 -0400
> 
> Recently new modes were added to the EditorConfig on GitHub, but those
> modes have not made their way into Emacs' EditorConfig implementation.
> I'd appreciate if the following modes could be added to the Emacs
> version:
>   - ada-mode
>   - ada-ts-mode
>   - gpr-mode
>   - gpr-ts-mode

The variable listing the modes is a defcustom, so users can update it
themselves.  We will never be able to be up-to-date with all the modes
out there that are not part of Emacs.

Stefan, any suggestions or comments?