RFR: 8295205: Add jcheck whitespace checking for markdown files

[Erik Joelsson]

On Wed, 12 Oct 2022 09:44:54 GMT, Magnus Ihse Bursie <ihse at openjdk.org> wrote:

> Markdown files are basically source code for documentation. It should have the same whitespace checks as all other source code, so we don't get spurious trailing whitespace changes.

Thank you! Since I enabled visible whitespace in emacs (to be able to properly edit makefiles) editing any file where trailing whitespace isn't enforced makes my eyes bleed. :)

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Marked as reviewed by erikj (Reviewer).

PR: https://git.openjdk.org/jdk/pull/10671