I think I disagree, though the only person who should be messing with it is the maintainer. One of the easiest ways to ensure that everyone follows the same coding standard for a project (particularly for open source projects).
Yes; would be silly to dictate people's font sizes and the like. Perhaps we can then agree that there are certain configs that do belong, and others that might be less wise to include [if your boss dictates that you use Arial 10pt, get another job!]
I usually add something like specified in:
https://editorconfig.org/
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