docs/ja_JP: submitting-patches: Amend "Describe your changes"

To make the translation of "Describe your changes" (into
"変更内容を記述する") easier to follow, do some rewording and
rephrasing, as well as fixing a couple of mistranslations.

Signed-off-by: Akira Yokosawa <akiyks@gmail.com>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Message-ID: <20260326114637.144601-1-akiyks@gmail.com>
This commit is contained in:
Akira Yokosawa 2026-03-26 20:46:37 +09:00 • committed by Jonathan Corbet
commit 999084ee0b