docs/zh_CN: Update rust/testing.rst translation

Update Documentation/rust/testing.rst translation.

Update the translation through commit 09699b2419
("Documentation: rust: testing: add Kconfig guidance")

Reviewed-by: Gary Guo <gary@garyguo.net>
Reviewed-by: Dongliang Mu <dzm91@hust.edu.cn>
Signed-off-by: Ben Guo <ben.guo@openatom.club>
Signed-off-by: Alex Shi <alexs@kernel.org>
This commit is contained in:
Ben Guo 2026-07-14 15:00:11 +08:00 • committed by Alex Shi
commit 8492d4e6bb